There is no better way to learn electronics than building your own smart toys. The Geekcreit Music Reactive LED Ferris Wheel is a DIY kit with everything you need to build a Ferris Wheel that puts on a light show. It has up to 20 animation modes and can react to the rhythm of your music too.
As the wheel rotates, you will see some trippy patterns. The kit comes with base, motor, speaker & Bluetooth module, and LEDs. You will need soldering skills to put this together.[where to get it]