A 16x16 NeoPixel matrix (256 pixels) with a LIS3DH accelerometer, so tilting the board rolls the lights around.

Tilt-a-Rainbow Kit
| Part (price) | Role |
| Raspberry Pi Pico ($4) | Microcontroller |
| LIS3DH | Sensor |
| Momentary Push Buttons | Input button / switch |
| WS2812B 16x16 NeoPixel Matrix ($5.49) | LEDs (256 pixels) |
| ADXL345 | Sensor |
| 830-Point Breadboard ($1.10) | Breadboard |
| Micro-USB Data Cable ($2.50) | Power and programming cable |
Microcontroller listed first. Prices shown only where known; see the source book for quantities, wiring, and current prices.