Up down for movement and hold left right to change directions. Just use the arrow keys and explore. Truly beautiful. ツ
Well, thanks to @KOala_210 for the music. Not bad. I didn't think to add music myself. Press space key to stop music. Yet again the Usborne books surprises me again! Who knew a book for beginners could have cool stuff. And to say the code has old pieces and different colors for sections.