This device has many names: function generator, waveform generator, and signal generator. As we all know... you can't stop the signal.

Learn more about working with lists and what to do when they're very large

Find your friends with LoRa, GPS, and a compass module.

Make A 3D Printed Glowing Crown

Quickly scare up a costume or accessory with items found in Adabox 009

Scare someone with a rubber spider or roach dropped right in front of their face! HalloWing with a PIR sensor and servo motor do your scaring for you!

Answer any question with a shake of the Magic 9 Ball!

Make your own image player badge with HalloWing and CircuitPython

'Ear we go again

You can turn a milk jug into a light diffusing, screaming, inner-lit skull filled with HalloWing-driven NeoPixels

Use the accelerometer on your Circuit Playground Express to detect movement

Create your own motion reactive laser swords with the HalloWing and NeoPixel strip.

Create bitmapped light paintings with HalloWing or Circuit Playground Express!

Servo actuated ears that perk up when there's a loud noise.

This is Hallowing..this is Hallowing... Hallowing! Hallowing!

Use one pair of glasses for normal, bright, and dark conditions, controlled by a Circuit Playground Express

Exploring functions in CircuitPython

Play infrared zombie tag with Circuit Playground Express and CircuitPython or MakeCode!

Easy E-Paper With Built In Memory

Tuples, Lists, and Dictionaries! Oh My!

Make a spinning optical illusion toy with some paper and a motor

This Feather is fast like a swift, smart like an owl, strong like a ox-bird

Make a nightlight with just a Gemma M0 and CircuitPython! Or use a Circuit Playground Express for a super-featured version.

If your project needs to move, here is the guide to assist you.