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together in a rhythmic cascade.
The “Klacker” Balls
Two heavy acrylic or glass balls attached to a strong string or keychain.
Swung back and forth until they clash together at the top with a loud clack.
The Ball-in-a-Spiral
A glass or plastic tube with a spiral groove inside and a single metal ball.
The ball is manipulated to navigate the spiral maze from continue reading …
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