Editor: Use the arrow keys to move your camera. Move the camera back to the cat before testing. Click on the screen to place the selected tile. Press [S] to save your level, and please remix it to keep it. Press [T] to test your level. The [Trigger] variable plays triggers if the player interacts with the trigger block itself. Don't spam tiles otherwise players won't play it. Cat: Arrow keys to move Up arrow to jump Go to the trigger blocks which are hidden to interact with them.
Name your level before sharing it, so players can see the name and they'll play it. just a tip. Save your project to keep changes after saving the level otherwise it'll not look good.