The how to make suika projects in Scratch

Use your mouse to drag a ball. Press 1-5 to add balls. [D] deletes a ball, [R] removes all. [Space] for line mode. [Q] and [E] set portals. [L] loads scenes, [S] saves them. [B] toggles borders, [Z] adjusts gravity and more. [H] shows help, [P] pauses. Basic physics, no friction or rotation.