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Marcey Walsh

Author Archives: Marcey Walsh

Elementary Gravity & Friction Fun!

Posted on January 1, 2009 by Marcey Walsh

When exploring a big picture concept like FRICTION, it helps to be able to demonstrate and compare different examples. When you can combine interaction with a big visual...it rocks! Leaving a lasting impression that is easy to reference in future lessons!

This post was posted in CoolStuff Newsletters, Force & Motion and was tagged with friction, Elementary Gravity, hockey, air puck
Alka Seltzer Rockets

Posted on February 1, 2008 by Marcey Walsh

You can’t beat a simple, inexpensive science whiz bang! Kids love the excitement and surprise of an exploding “rocket.” I use it at every opportunity as an example of cause and effect. For instance: When you have kids ( canister)… and curiosity (Alka Seltzer®)… and add all the stuff you learn from reading books (H2O) Something amazing happens…

This post was posted in CoolStuff Newsletters, Force & Motion and was tagged with Alka Seltzer, Rockets

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