Sat, Sep 12, 2015 4:23 PM in Plant Growth
Are there any classroom activities that can show how a plant grows from a seed to a full plant/flower and demonstrates the different influences (water, sunlight, soil, etc.) on plant growth?
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Sat, Sep 12, 2015 3:48 PM in Weight and Balance
Sat, Sep 12, 2015 3:40 PM in Weight and Balance
A simple and easy way to explain weight and balance is to demonstrate it. Using a scale you can demonstrate that the three masses (solid, liquid, gas) all have weight.
For example: On your scale when the levels are equal, explain the term balance. Clarify that both sides of the scale are equal in weight and that's why both sides of the scale are equal in height. Next, you can place differ...
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