2013-04-18

Variables

Wheel size:  what difference does it make?  What if both wheels are small? What if both wheels are large? What if the wheels are different sizes?  What if the difference in size is great?  What if the difference in size  is small?  Try these ideas out, then give us some feedback on the following ideas for curriculum development. At present our Fantastic Elastic lessons do not systematically explore the effect of different variables.  For example, there could be a lesson that would lead students to explore the effect of a wind up having two sm

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