Cause & effect1½–2½ yrsAt home

Tower to knock down

The oldest game in the world, still undefeated.

Prep

0 min

Mess

Low

How to play

You build a tower, he knocks it down. He laughs, you build it again. After a few rounds, let him stack one or two before he topples it.

  1. three blocks stacked into a tower
    1

    Stack cups or blocks into a tall tower.

  2. the tower knocked over, blocks scattered
    2

    Let them knock it down — that's the best part.

  3. a hand placing a block back on the stack
    3

    Build it again, and let them stack one or two.

What you need

Plastic cups or blocks. That's it.

What it secretly builds

Cause & effect

He discovers his actions change the world. And trying to stack starts steadying his hands.

Spin again