Random sparkles

Variations

Random sparkles - uses the Sense HAT (hardware)
Random sparkles (variations) - can be used with Sense HAT (hardware), or the desktop or web-based emulator
- PDF version

Preparation

If using the Sense HAT, connect it to the Pi before booting up.
If using the Trinket emulator, run sense.clear() before starting:
```
from sense_hat import SenseHat

sense = SenseHat()

sense.clear()
```
then delete the code and let the user start from scratch.

Notes

Be careful with capitalisation in Python!
Make sure all required modules are imported at the top of the file at each stage.