Arrow keys or WASD. Keep your balloon off the ground. Touch the balloon to bounce it. Make the balloon touch the green orb to finish level. Press space to stretch your arm.
Griffpatch's tutorial helped me work out the gravity A LOT, such as the bug I fixed that had the gravity overpowering the ground force to push stuff up. Thanks griffpatch! -------------------------------------Changelog------------------------------------------- v1.0 June 1st 2018: Released, general movement implemented v1.1 June 4th, 2018: Implemented boucing :) and finish, and death screen. v1.2 June 8th, 2018: Ability to stretch arms, walking animation started but not visible. Animation is dumped on June 22 v1.3 June 22nd, 2018: Something added, a few things started that relate to levels.