Newton's Cradle 7" Black
0:17
Added: 3 years ago
From: officeplayground
Views: 6,742
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  • I love this so much!

    lsstoon 2 months ago

  • I have that one

    mcgogos4 8 months ago

  • I BOUGHT THIS SAME SOME!!! lol I'm going to review kinentic and the law of conservation of energy with this to a 6th grade class. (I'm an 8th grader)

    kdog385 2 years ago

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