With my younger daughter, used to play what we called “hand game”. She would be on one side of the door, and I on the other. Would put hand under the door at different points, to see if she could guess where I would go next. Once hand touched, the game started again.
Seems that the use of hands in games of feint and hide are quite common; the magician’s movement.
Saw a news story about a far more complex hand game, the Dene hand game. Turns out that there are major competitions, amidst the power of drums. Game is explained and portrayed here:
With a website., explaining the Dene hand game, among other Dene games.
And where younger children are learning the game:
It keeps going:
All this beauty, missed when invisible, or torn.