Think of this project as an introduction to electronics and mechanical design. As an educator, this type of project could be useful to teach students how to approach problems and how they can solve them with design and engineering.
These devices are available from online retailers. They all kinda look alike and have similar designs, a black cylindrical box with a cup and small button to make a green velvet platter spin. Our version is much more colorful, visually appealing and generally more fancy.
If your new to electronics and soldering, I suggest walking through the following guides to get the basics. The Adafruit Excellent guide to soldering will walk you through process of learning how to use a soldering iron to make solid electrical connections.
The VERTER 5V USB Buck-Boost, DC Motor and LED arcade button are the main electronic components used in this project.
These help make the project a smooth building experience. You don't need them all of them, but I recommend them.