The game has multiple trivial games:
(1) ball jump up : avoid block
(2) ninja jump : dont crash with stick
(3) easy math, IQ test - fast calculation
(4) match color - a stick move in circle, tap when their color match
(5) timberman : fast tap, dont collide with branch
(6) cars go : tap to switch lane, eat green ball, avoid red ball
(7) ninja rotate : three ninjas rotate in circle, tap to jump, avoid block
(8) jumpy circle : tap to jump, make the ring through sticks
It is a pure, genius, minimal arcade game about risk, reflex and control.
Your eyes, ears, and thumbs were built to perform the game together.
Your survival is dependent on your calm, your fast reaction.