# Express

[Circuit Playground Express](https://www.adafruit.com/product/3333) is a powerful processor with 10 NeoPixels, mini speaker, InfraRed receive and transmit, two buttons, a switch, 14 alligator clip pads, and lots of sensors: capacitive touch, IR proximity, temperature, light, motion and sound. This board supports MakeCode, CircuitPython, and Arduino. To learn more about this board check out [Adafruit Circuit Playground Express](https://learn.adafruit.com/adafruit-circuit-playground-express)


- [LED Shoji Lamp](https://learn.adafruit.com/led-shoji-lamp.md)
- [Professor Bubbleton’s Breathing Head in a Jar](https://learn.adafruit.com/professor-bubbleton-s-breathing-head-in-a-jar.md)
- [Dancing Inflatables: Make your Holiday Display Move](https://learn.adafruit.com/dancing-inflatables-make-your-holiday-display-move.md)
- [Glowing Lotus Flower - Electronic Origami for Beginners](https://learn.adafruit.com/glowing-lotus-flower-electronic-origami-for-beginners.md)
- [Automatic Mechanical Watch Winder](https://learn.adafruit.com/automatic-mechanical-watch-winder.md)
- [Sound Reactive Rapunzel Hair](https://learn.adafruit.com/sound-reactive-rapunzel-hair.md)
- [The MonkMakes Plant Monitor and CircuitPython](https://learn.adafruit.com/monkmakes-plant-monitor-and-circuitpython.md)
- [Chinese Dragon Puppet with Motion-Reactive Flame Effect](https://learn.adafruit.com/chinese-dragon-puppet-with-motion-reactive-flame-effect.md)
- [Flapping Halloween Vampire Bat](https://learn.adafruit.com/flapping-halloween-vampire-bat.md)
- [Make It Pulse](https://learn.adafruit.com/make-it-pulse.md)
- [3D Printed Heel Clips](https://learn.adafruit.com/3d-printed-heel-clips.md)
- [MIDI Stomping Pads](https://learn.adafruit.com/midi-stomping-pads.md)
- [Adafruit Circuit Playground Express](https://learn.adafruit.com/adafruit-circuit-playground-express.md)
- [UART Communication Between Two CircuitPython Boards](https://learn.adafruit.com/uart-communication-between-two-circuitpython-boards.md)
- [3D Print Ratcatcher 2 Controller Device](https://learn.adafruit.com/3d-print-ratcatcher-2-controller-device-wand.md)
- [Cosplay Floating LED Fireball with Motion Sensing](https://learn.adafruit.com/cosplay-fireball-prop-with-motion-sensing.md)
- [Microsoft Teams Mute Button](https://learn.adafruit.com/teams-mute-button.md)
- [LED Reactive Light-Up Hockey Puck in MakeCode](https://learn.adafruit.com/led-hockey-puck.md)
- [Rainbow Bottle Lamp with Fairy Lights](https://learn.adafruit.com/glowing-bottle-lamp.md)
- [Qu'est-ce que MakeCode?](https://learn.adafruit.com/makecode-fr.md)
- [Epoxy Resin Torch Lamp with Touch Control & 3D Printed Base](https://learn.adafruit.com/epoxy-resin-torch-lamp-with-touch-control-3d-printed-base.md)
- [CircuitPython Sin Complicaciones para la Circuit Playground Express y la Bluefruit](https://learn.adafruit.com/circuitpython-sin-complicaciones-para-la-circuit-playground-express.md)
- [Makecode para la Circuit Playground Express](https://learn.adafruit.com/makecode-es.md)
- [Chatty Light-Up Circuit Playground Express Mask](https://learn.adafruit.com/chatty-light-up-cpx-mask.md)
- [Circuit Playground Express: Piano de Limones](https://learn.adafruit.com/circuit-playground-express-piano-de-limones.md)
- [Your First Power Switch Relay Project - Circuit Playground Smart Plug](https://learn.adafruit.com/beginner-first-project-power-switch-relay-circuit-playground-smart-plug.md)
- [Easter Egg Light Stand](https://learn.adafruit.com/easter-egg-light-stand.md)
- [Make It Glow - Your First NeoPixel Project](https://learn.adafruit.com/make-it-glow-your-first-neopixel-project.md)
- [No-Touch Hand Wash Timer for Circuit Playground Express and CLUE](https://learn.adafruit.com/no-touch-hand-wash-timer-for-cpx-and-clue.md)
- [Game Clock with Circuit Playground & MakeCode](https://learn.adafruit.com/game-clock-with-circuit-playground-makecode.md)
- [Four Seasons Fairy Bottle Lanterns](https://learn.adafruit.com/four-seasons-fairy-bottle-lanterns.md)
- [Unicorn Christmas Stocking with Rainbow Lights & Sound](https://learn.adafruit.com/unicorn-christmas-stocking-with-lights-sound.md)
- [TFT Gizmo Animated Eye](https://learn.adafruit.com/tft-gizmo-animated-eye.md)
- [Musical Walking Stick with Circuit Playground](https://learn.adafruit.com/musical-cane-walking-stick.md)
- [Desktop Dumpster Fire](https://learn.adafruit.com/desktop-dumpster-fire.md)
- [CPX Glowing Disembodied Hand](https://learn.adafruit.com/cpx-glowing-disembodied-hand.md)
- [Custom Controllers for MakeCode Arcade](https://learn.adafruit.com/custom-controllers-for-makecode-arcade.md)
- [Circuit Playground Express Spooky Laughing Box](https://learn.adafruit.com/spooky-circuit-playground-express-mystery-box.md)
- [Adafruit Circuit Playground TFT Gizmo](https://learn.adafruit.com/adafruit-tft-gizmo.md)
- [Xenomorph Halloween Candy Bucket](https://learn.adafruit.com/xenomorph-halloween-candy-bucket.md)
- [Program CircuitPython USB Devices with iPhone & iPad](https://learn.adafruit.com/use-circuitpython-devices-with-iphone-ipad.md)
- [LEGO Head Lamp with Audio](https://learn.adafruit.com/lego-head-lamp-with-audio.md)
- [Snap Fit Mount for Circuit Playground Express](https://learn.adafruit.com/snap-fit-mount-for-circuit-playground-express.md)
- [Magical Cardboard Craft Obsidian Sword](https://learn.adafruit.com/cardboard-obsidian-sword.md)
- [Glowing Interactive Crystal Staff ](https://learn.adafruit.com/glowing-interactive-crystal-staff.md)
- [Anatomical 3D Printed Beating Heart with MakeCode](https://learn.adafruit.com/anatomical-3d-printed-beating-heart-with-makecode.md)
- [Using WebUSB with Arduino and TinyUSB](https://learn.adafruit.com/using-webusb-with-arduino-and-tinyusb.md)
- [SpaceX Helmet](https://learn.adafruit.com/spacex-helmet.md)
- [Mouse Painter: Emulate Mice with MakeCode ](https://learn.adafruit.com/mouse-painter-emulate-mice-with-makecode.md)
- [Simon Game Clone with Circuit Playground Express and CircuitPython](https://learn.adafruit.com/simon-game-clone-with-circuitplayground-express-and-circuitpython.md)
- [Sound Activated Shark Mask](https://learn.adafruit.com/sound-activated-shark-mask.md)
- [Making oscilloscope images with DACs](https://learn.adafruit.com/dac-oscilloscope-images.md)
- [Tilt Controlled Marble Maze](https://learn.adafruit.com/tilt-controlled-marble-maze.md)
- [Circuit Playground + CircuitPython Quickstart Guide](https://learn.adafruit.com/circuit-playground-express-circuitpython-5-minute-guide.md)
- [Trash-Built Robotic Fish](https://learn.adafruit.com/trash-robo-fish.md)
- [Personal UV HotSpot Parasol](https://learn.adafruit.com/personal-blacklight-uv-parasol.md)
- [Archimedes' Boat](https://learn.adafruit.com/archimedes-boat.md)
- [Paper-Craft Crystal Gem Lantern](https://learn.adafruit.com/paper-craft-crystal-gem-lantern.md)
- [Circuit Playground Express USB MIDI Controller and Synthesizer](https://learn.adafruit.com/cpx-midi-controller.md)
- [3D Printed Dragon Lamp](https://learn.adafruit.com/dragon-lamp.md)
- [Color Spinner Camera Ring Light ](https://learn.adafruit.com/camera-ring-light-with-cpx.md)
- [Cartoon Network and Make Code - Rose Quartz Shield Umbrella](https://learn.adafruit.com/cartoon-network-and-make-code-rose-quartz-shield-umbrella.md)
- [Drama Piñata](https://learn.adafruit.com/customizable-reusable-pinata.md)
- [Light Up Paper Dragon Wall Sconce](https://learn.adafruit.com/light-up-paper-dragon-wall-sconce.md)
- [Steven Universe Cosplay Shirt & Gem](https://learn.adafruit.com/steven-universe-cosplay-shirt-gem.md)
- [Circuit Playground Musical Glove](https://learn.adafruit.com/cpx-musical-glove.md)
- [Tappy Robotic Hand](https://learn.adafruit.com/robotic-tapping-hand-with-cpx.md)
- [LED NeoPixel Corset with Circuit Playground Express and MakeCode](https://learn.adafruit.com/led-corset-with-circuit-playground-and-makecode.md)
- [Buttermilk Boat with Circuit Playground Express](https://learn.adafruit.com/boat-with-circuit-playground-express.md)
- [Steven Universe Wearable, Fusable Gem](https://learn.adafruit.com/steven-universe-wearable-fusable-gem.md)
- [CRICKIT Exhibit Demo Board](https://learn.adafruit.com/crickit-exhibit-demo-board.md)
- [Circuit Playground Express Rocket Lamp](https://learn.adafruit.com/cpx-rocket-lamp.md)
- [Crickit Dancing Marionette Kit](https://learn.adafruit.com/universal-marionette-with-crickit.md)
- [Obsidian Sword – Steven Universe](https://learn.adafruit.com/obsidian-sword-steven-universe.md)
- [How to Use Video Greenscreen in MakeCode](https://learn.adafruit.com/how-to-use-video-greenscreen-in-makecode.md)
- [Rose's Shield - Steven Universe](https://learn.adafruit.com/rose-s-shield-steven-universe.md)
- [Lucky Cat with Circuit Playground Express](https://learn.adafruit.com/lucky-cat-with-circuit-playground-express.md)
- [Using EduBlocks with Circuit Playground Express](https://learn.adafruit.com/using-edublocks-with-circuit-playground-express.md)
- [Cartoon Network MakeCode: Garnet's Gauntlets from Steven Universe](https://learn.adafruit.com/cartoon-network-makecode-garnets-gauntlets-from-steven-universe.md)
- [Circuit Playground Powerpuff Girls Valentine](https://learn.adafruit.com/circuit-playground-valentine.md)
- [Glue Stick Light Pipe Sculpture](https://learn.adafruit.com/glue-stick-archway.md)
- [Cartoon Network MakeCode: Garnet's Palm Gems from Steven Universe](https://learn.adafruit.com/cartoon-network-makecode-garnet-s-palm-gems-from-steven-universe.md)
- [Scratch 3 Walkthrough and Demo](https://learn.adafruit.com/guide-to-scratch-3.md)
- [Music Box with Dancing Adabot](https://learn.adafruit.com/music-box-with-circuit-python.md)
- [Dance-Reactive Tutu Sparkle Skirt](https://learn.adafruit.com/dance-reactive-tutu-sparkle-skirt.md)
- [Adventure Time Coffee Cup Lamp with MakeCode](https://learn.adafruit.com/adventure-time-coffee-cup-lamp.md)
- [Meeting Time Keeper Stick](https://learn.adafruit.com/meeting-time-keeper-stick-with-cpx.md)
- [Illuminated City Skyline with MakeCode](https://learn.adafruit.com/city-skyline-with-makecode-for-cpx.md)
- [NYE Circuit Playground Drop](https://learn.adafruit.com/nye-circuit-playground-drop.md)
- [Circuit Playground Christmas Tree](https://learn.adafruit.com/circuit-playground-christmas-tree.md)
- [Using the Android CircuitPython Editor](https://learn.adafruit.com/using-the-android-circuitpython-editor.md)
- [Ping Pong Ball Launcher](https://learn.adafruit.com/ping-pong-ball-launcher-with-cpx.md)
- [Motorized Grinch Fireplace](https://learn.adafruit.com/grinch-fireplace.md)
- [Glowing Neopixel Resin River Table](https://learn.adafruit.com/glowing-neopixel-resin-river-table.md)
- [Interactive Map with Circuit Playground Express](https://learn.adafruit.com/interactive-map-with-cpx.md)
- [Crickit Powered Dancin' Snowman!](https://learn.adafruit.com/crickit-powered-dancin-snowman.md)
- [Crickit Powered Holiday Diorama](https://learn.adafruit.com/crickit-powered-holiday-diorama.md)
- [CPX Mystery Dreidel](https://learn.adafruit.com/cpx-mystery-dreidel.md)
- [MakeCode Course for Circuit Playground Express](https://learn.adafruit.com/makecode-circuit-playground-express-course.md)
- [MicroBlocks Circuit Playground Express Ornament](https://learn.adafruit.com/microblocks-circuitplayground-express-ornament.md)
- [Thanksgiving Robotic Turkey Hand with Circuit Playground Express and Crickit](https://learn.adafruit.com/talking-turkey-hand.md)
- [LED Harness Bra](https://learn.adafruit.com/neopixel-led-harness-bra.md)
- [Crickit Powered Maker Ice Cream Truck!](https://learn.adafruit.com/crickit-maker-ice-cream-truck.md)
- [Circuit Playground Express Spinner Game in MakeCode](https://learn.adafruit.com/circuit-playground-makecode-spinner-game.md)
- [Using Circuit Playground Express, MakeCode and CircuitPython on a Chromebook](https://learn.adafruit.com/using-circuit-playground-express-makecode-circuitpython-on-a-chromebook.md)
- [Magic Light Bag of Holding](https://learn.adafruit.com/magic-light-bag-of-holding.md)
- [Jack-o-Theremin](https://learn.adafruit.com/jack-o-theremin.md)
- [Crickit Powered Mini Chair Swing Ride!](https://learn.adafruit.com/mini-chair-swing-ride.md)
- [Comparison and Experimentation with Flammable Gas Sensors](https://learn.adafruit.com/gas-sensor-comparison.md)
- [Circuit Playground Express Compass](https://learn.adafruit.com/circuit-playground-express-compass.md)
- [Cardboard Circuit Playground Express Inchworm Robot](https://learn.adafruit.com/cardboard-robot-inchworm.md)
- [Animatronic Glowing Medusa Headdress](https://learn.adafruit.com/animatronic-glowing-medusa-headdress.md)
- [Easy Sparkle Pocket T-Shirt](https://learn.adafruit.com/easy-sparkle-pocket-t-shirt.md)
- [Crawling Animatronic Hand](https://learn.adafruit.com/crawling-hand-with-cpx-and-makecode.md)
- [Halloween Monsters with CRICKIT and Circuit Playground Express](https://learn.adafruit.com/halloween-monsters-with-crickit.md)
- [Halloween Sentry-Bot with CRICKIT for CPX](https://learn.adafruit.com/halloween-sentry-bot.md)
- [Circuit Playground Express Head-Tilt Ears](https://learn.adafruit.com/circuit-playground-express-head-tilt-ears.md)
- [Distance Measurement with Ultrasound](https://learn.adafruit.com/distance-measurement-ultrasound-hcsr04.md)
- [Make It Shake, Rattle, and Roll: Accelerometer Use](https://learn.adafruit.com/make-it-shake-rattle-and-roll.md)
- [Make It Hot or Cold](https://learn.adafruit.com/make-it-hot-or-cold.md)
- [Automatic Cat Treat Dispenser](https://learn.adafruit.com/automatic-cat-treat-dispenser.md)
- [Compost Friend!](https://learn.adafruit.com/compost-optimization-machine.md)
- [Crickit Lab Shaker](https://learn.adafruit.com/crickit-lab-shaker.md)
- [Paper Airplane Launcher](https://learn.adafruit.com/paper-airplane-launcher-with-crickit.md)
- [Circuit Playground Express Perk-up Ears](https://learn.adafruit.com/perk-up-ears.md)
- [Make It Bubble](https://learn.adafruit.com/make-it-bubble.md)
- [Adabot Operation Game](https://learn.adafruit.com/adabot-operation-game.md)
- [Circuit Playground Express Automatic Sunglasses](https://learn.adafruit.com/circuit-playground-express-auto-sunglasses.md)
- [Circuit Playground Express Serial Communications](https://learn.adafruit.com/circuit-playground-express-serial-communications.md)
- [Make It Log](https://learn.adafruit.com/make-it-data-log-spreadsheet-circuit-playground.md)
- [Infrared Hand Gesture Robot Control Glove](https://learn.adafruit.com/cpx-ir-infrared-hand-gesture-robot-control-glove.md)
- [Crickit Harmonic Drawing Machine](https://learn.adafruit.com/crickit-harmonic-drawing-machine.md)
- [Circuit Playground Express Sugar Glider](https://learn.adafruit.com/cpx-sugar-glider.md)
- [Make It a Mouse](https://learn.adafruit.com/make-it-a-mouse.md)
- [Make It a Keyboard](https://learn.adafruit.com/make-it-a-keyboard.md)
- [Zombie Tag Game with Circuit Playground Express](https://learn.adafruit.com/circuit-playground-express-ir-zombie-game.md)
- [The Scream: Interactive Screaming Painting](https://learn.adafruit.com/the-scream-munch-screaming-interactive-scream-painting.md)
- [Make It Sense](https://learn.adafruit.com/make-it-sense.md)
- [Circuit Playground Express Treasure Hunt](https://learn.adafruit.com/circuit-playground-treasure-hunt.md)
- [Android GBoard Morse Code Control with Circuit Playground Express](https://learn.adafruit.com/android-gboard-morse-code-at-with-circuitplayground-express.md)
- [Infrared Receive and Transmit with Circuit Playground Express](https://learn.adafruit.com/infrared-ir-receive-transmit-circuit-playground-express-circuit-python.md)
- [Crawling Baby Sea Turtle Robot](https://learn.adafruit.com/baby-turtle-makecode.md)
- [Make It Sound](https://learn.adafruit.com/make-it-sound.md)
- [Make It Plot](https://learn.adafruit.com/make-it-graph-plot.md)
- [Hello World of Robotics with Crickit](https://learn.adafruit.com/hello-world-of-robotics-with-crickit.md)
- [Paper Craft Zoetrope with Crickit](https://learn.adafruit.com/paper-craft-zoetrope-with-circuit-python.md)
- [Stroboscopic Zoetrope](https://learn.adafruit.com/strobe-zoetrope.md)
- [Hammer Time Mini Golf Hazard with Crickit](https://learn.adafruit.com/mini-golf-hammer-time-circuit-playground-crickit.md)
- [Mini Golf Course with Circuit Playground and Crickit](https://learn.adafruit.com/mini-golf-course-with-makecode-circuit-playground-crickit.md)
- [CircuitPython with Jupyter Notebooks](https://learn.adafruit.com/circuitpython-with-jupyter-notebooks.md)
- [Blues Playground](https://learn.adafruit.com/blues-playground.md)
- [Crickit Powered Minerva Owl Robot](https://learn.adafruit.com/crickit-powered-owl-robot.md)
- [Touch Tone for Circuit Playground Express](https://learn.adafruit.com/touch-tone-for-circuit-playground-express.md)
- [Crickit Controlled Animatronic Eyeball](https://learn.adafruit.com/crickit-controlled-animatronic-eyeball.md)
- [Crickit Carnival Bumper Bot](https://learn.adafruit.com/crickit-carnival-bumper-car-bot.md)
- [Crickit Collapsible House with MakeCode](https://learn.adafruit.com/collapsible-house.md)
- [CircuitPython Made Easy on Circuit Playground Express and Bluefruit](https://learn.adafruit.com/circuitpython-made-easy-on-circuit-playground-express.md)
- [Cam Follower Automaton](https://learn.adafruit.com/cam-follower-automaton.md)
- [Soil Moisture Sensor with Circuit Playground Express and MakeCode](https://learn.adafruit.com/soil-moisture-sensor-with-circuit-playground-express.md)
- [Stumble-Bot](https://learn.adafruit.com/stumble-bot-with-circuit-playground-and-crickit.md)
- [Cardboard Box for Circuit Playground Express](https://learn.adafruit.com/cardboard-box-for-circuit-playground-express.md)
- [Tightrope Unicycle Bot](https://learn.adafruit.com/tightrope-unicycle-bot.md)
- [Trash Panda](https://learn.adafruit.com/trash-panda-circuit-python-crickit.md)
- [Controlling a Classic Nintendo R.O.B. Robot Using Circuit Playground Express](https://learn.adafruit.com/controlling-a-classic-nintendo-r-o-b-robot-using-circuit-playground-express.md)
- [Installing Microsoft MakeCode for Adafruit](https://learn.adafruit.com/installing-makecode-for-adafruit.md)
- [Animatronic Hand](https://learn.adafruit.com/animatronic-hands.md)
- [Living Starry Night Painting](https://learn.adafruit.com/animated-starry-night-circuit-playground-express.md)
- [Pushrod Garage](https://learn.adafruit.com/pushrod-garage.md)
- [Snake Charmer Box](https://learn.adafruit.com/snakecharmer.md)
- [Slider Crank Mechanism -- from Cardboard and Craft Sticks](https://learn.adafruit.com/cardboard-slider-crank.md)
- [Labo RC Car Action Lights](https://learn.adafruit.com/labo-rc-car-underglow.md)
- [Labo Piano Light FX](https://learn.adafruit.com/labo-piano-light-fx.md)
- [The Tilt Trumpet](https://learn.adafruit.com/the-tilt-trumpet.md)
- [Sensor Plotting with Mu and CircuitPython](https://learn.adafruit.com/sensor-plotting-with-mu-and-circuitpython.md)
- [Perfect Pitch Machine](https://learn.adafruit.com/perfect-pitch-machine.md)
- [Con Badge with Circuit Playground Express](https://learn.adafruit.com/circuit-playground-express-con-badge.md)
- [Circuit Playground Express TV Zapper](https://learn.adafruit.com/circuitpython-tv-zapper-with-circuit-playground-express.md)
- [Hacking Ikea Lamps with Circuit Playground Express](https://learn.adafruit.com/hacking-ikea-lamps-with-circuit-playground-express.md)
- [Circuit Playground Minecraft Gesture Controller](https://learn.adafruit.com/circuitplayground-minecraft-gesture-controller.md)
- [Bunny Ears with MakeCode](https://learn.adafruit.com/bunny-ears-with-makecode.md)
- [Secret Hollow Book Intrusion Detector](https://learn.adafruit.com/secret-hollow-book.md)
- [CircuitPython Sound Box](https://learn.adafruit.com/circuitpython-sound-box.md)
- [StarFlower NeoPixel Strand with MakeCode](https://learn.adafruit.com/starflower-neopixel-strand.md)
- [Giant Mechanical Keyboard](https://learn.adafruit.com/giant-control-alt-delete.md)
- [Wind Blowing Emoji Prop](https://learn.adafruit.com/wind-face-emoji.md)
- [LED Breath Stats Mask](https://learn.adafruit.com/led-breath-stats-mask.md)
- [New Year Countdown Clock with Circuit Playground Express](https://learn.adafruit.com/new-year-countdown-clock-with-circuit-playground-express.md)
- [Remote Control Tree Ornament with Circuit Playground Express](https://learn.adafruit.com/remote-control-tree-ornament-with-circuit-playground-express.md)
- [Circuit Playground Morse Code Flasher](https://learn.adafruit.com/circuitplayground-morse-code-flasher-makecode-circuit-python.md)
- [Make a Snow Globe with Circuit Playground Express & MakeCode](https://learn.adafruit.com/make-a-snowglobe-with-circuit-playground-makecode.md)
- [Mason Jar Snow Globe](https://learn.adafruit.com/snow-globe-makecode.md)
- [AdaBox 006](https://learn.adafruit.com/adabox006.md)
- [Combo Dial Safe with Circuit Playground Express](https://learn.adafruit.com/combo-dial-safe-with-circuit-playground-express.md)
- [FruitBox Sequencer: Musically Delicious Step Pattern Generator ](https://learn.adafruit.com/circuitpython-fruitbox-sequencer-musically-delicious-step-pattern-generator.md)
- [CircuitPython Snow Globe](https://learn.adafruit.com/circuitpython-snow-globe.md)
- [UFO Flying Saucer with Circuit Playground Express](https://learn.adafruit.com/ufo-circuit-playground-express.md)
- [Circuit Playground Express: Piano in the Key of Lime](https://learn.adafruit.com/circuit-playground-express-piano-in-the-key-of-lime.md)
- [Glowing Smokey Skull ](https://learn.adafruit.com/glowing-smokey-skull.md)
- [Case for Circuit Playground](https://learn.adafruit.com/case-for-circuit-playground.md)
- [Fireflies with MakeCode](https://learn.adafruit.com/circuit-playground-fireflies-makecode.md)
- [Infrared Transmit and Receive on Circuit Playground Express in C++](https://learn.adafruit.com/infrared-transmit-and-receive-on-circuit-playground-express-in-c-plus-plus-2.md)
- [Fidget Spinner Tachometer](https://learn.adafruit.com/fidget-spinner-tachometer.md)
- [Circuit Playground Express Laser Tag](https://learn.adafruit.com/circuit-playground-express-laser-tag.md)
- [NeoPixie Dust Bag with Circuit Playground Express](https://learn.adafruit.com/neopixie-dust-bag-cpx.md)
- [Digital Fidget Spinner](https://learn.adafruit.com/digital-fidget-spinner.md)
- [Sensors in MakeCode](https://learn.adafruit.com/sensors-in-makecode.md)
- [DAC Hacks for Circuit Playground Express & other ATSAMD21 Boards](https://learn.adafruit.com/circuit-playground-express-dac-hacks.md)
- [NeoPixels with MakeCode](https://learn.adafruit.com/neopixels-with-makecode.md)
- [MakeCode for Circuit Playground Express](https://learn.adafruit.com/makecode.md)
- [Sipping Power With NeoPixels](https://learn.adafruit.com/sipping-power-with-neopixels.md)
- [Circuit Playground Bike Light](https://learn.adafruit.com/circuit-playground-bike-light.md)
- [Circuit Playground Hot Potato](https://learn.adafruit.com/circuit-playground-hot-potato.md)
- [Circuit Playground Digital Input](https://learn.adafruit.com/circuit-playground-digital-input.md)
- [Circuit Playground Analog Input](https://learn.adafruit.com/circuit-playground-analog-input.md)
- [Circuit Playground Beep Beep](https://learn.adafruit.com/circuit-playground-beep-beep.md)
- [Mystery Box: The Freefall Deck](https://learn.adafruit.com/mystery-box-freefall-deck.md)
- [Circuit Playground Quick Draw](https://learn.adafruit.com/circuit-playground-quick-draw.md)
- [Circuit Playground Hourglass](https://learn.adafruit.com/circuit-playground-hourglass.md)
- [Circuit Playground Slouch Detector](https://learn.adafruit.com/circuit-playground-slouch-detector.md)
- [Circuit Playground D6 Dice](https://learn.adafruit.com/circuit-playground-d6-dice.md)
- [Light Paintbrush with Circuit Playground](https://learn.adafruit.com/lightpaint-cplay.md)
- [How Tall Is It?](https://learn.adafruit.com/how-tall-is-it.md)
- [Circuit Playground or Hallowing Jack-o'-Lantern](https://learn.adafruit.com/circuit-playground-jack-o-lantern.md)
- [Dear Diary Alarm](https://learn.adafruit.com/dear-diary-alarm.md)
- [Techno-Tiki RGB LED Torch](https://learn.adafruit.com/techno-tiki-rgb-led-torch.md)