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Center Groove 12" Ruler - WOOD
Wood Center Groove Ruler with Binder Holes

Center Groove 12" Ruler - WOOD

Your Price: $0.99
In Stock.
Part Number:rulerw
WOOD CENTER GROOVE RULER
12 in / 30cm

  • Pencil Groove down the middle
  • Binder Storage Holes
  • Standard / Metric
  • Metal Edge
  • Sold Individually

 

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Classical Conversations - Cycle 2
* This is the type ruler used in physics experiments with cups and marbles.
                                                                          physics-204accellerate1
Newton's 2nd Law of Motion
Place one end of  the ruler on an incline (book)
Rest the other end in a paper cup that you have cut a notch out of
Roll a marble down the middle of the ruler
 - note the distance the cup moves.

Now, add a book to make the incline steeper and repeat...

Adapted from:
 

Science Project Ideas for Kids

 

Janice VanCleave's Play and Learn About Science

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