DaVinci Rolling Ball Timer Academy plastic model kit#18174

CA$18.49
Out of stock
SKU
ACD18174

Academy plastic scale model kit #18174
DaVinci Rolling Ball Timer

Suitable for Ages 10 & Older.

Using the force of gravity going down due to the weight of the weights, the Da vinci rolling ball timer moves the table through which the beads pass like as a seesaw
Every time the iron ball comes down from top to bottom, it moves down the table one by one and changes the position of the table.
Measures the amount of time it takes for the ball to move left, right, up and down, and tells you the time

Easy to assemble - tools not required.
Illustrated instructions

Length: 8"
Assembly required

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