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Gravity solutions

Professor Goodboi's Ballistics
This is a new game on Steam! Inspired by Heinz Wolff's Gravity.

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Puzzle #81 solution

Level 81

Lay a little beam on the top square to the left of the entry hole. If it's lined up correctly, when the ball hits, the beam will fling over to the right and land on the red button.

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Alternative solution

Thanks to Seth we have these much more sensible solutions:

Level 81 solution

Level 81 alternative solution

And here's another way to do it from Tayyab:

Level 81 alternative solution