I can help
1. Tap *create*
2. Chose what ever you want
3. Wall does nothing just a solid block
4. Character have joystick can walk
5. Creature just a mouse moves left or right
6. Gem character touches it i make 1 gem
7. Gem counter county gems
8. Border a wall character cant escape
9. Background fills a card
10. Ball bounce and solid
How to:
1 on homepage, click "Create"
2 you project always start with a cat sprite with sound and costumes
3. use icons to add backdrops, sprites, and sound
4 Click "save now" or autosave if needed
5. of published, click "see project page" to add description or notes, click share project if reqdy