ScienceGeek DIY Pendulum Wave Classic 9 Steel Balls Newton's Cradle Balance Balls
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Make sure this fits by entering your model number.This is a DIY Pendulum Wave ball, so some simple assembly work is needed before using it. After you have assembled it, you will play it with a great sense of accomplishment.To make the steel balls move,just push it slowly with the supplied wooden strip, then gently loosen it.View from the front or side to apprecieate the beauty of science.Material:9 steel balls; wooden frame; nylon string
상품설명
Pendulum wave is simple pendulums,which together create a beautiful demonstration of synchronisation.After a minute or so of changing patterns the pendulums return to their original positions.It's physics,not magic.
Make sure this fits by entering your model number.This is a DIY Pendulum Wave ball, so some simple assembly work is needed before using it. After you have assembled it, you will play it with a great sense of accomplishment.To make the steel balls move,just push it slowly with the supplied wooden strip, then gently loosen it.View from the front or side to apprecieate the beauty of science.Material:9 steel balls; wooden frame; nylon string
상품설명
Pendulum wave is simple pendulums,which together create a beautiful demonstration of synchronisation.After a minute or so of changing patterns the pendulums return to their original positions.It's physics,not magic.
2021-01-15 09:23:36