P189 - Water Resistance
![Teaching Ideas Teaching Ideas](/images/ideas.png)
An activity where children learn that the surface area of an object affects how it is slowed down by water resistance.
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![Raft in bowl](/dbImages/Thumbnail/P189-Water-resistance.jpg)
P081 - Quick and easy cakes
![Teaching Ideas Teaching Ideas](/images/ideas.png)
An activity where children make individual cakes using a microwave oven.
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![Microwave Carrot Cake](/dbImages/Thumbnail/Microwave-Carrot-Cake.jpg)
P177 - Measuring how pulleys affect lifting a load
![Teaching Ideas Teaching Ideas](/images/ideas.png)
An activity where children measure the effort needed to lift a bucket of water with different pulley systems.
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![2 bucket pulley](/dbImages/Thumbnail/Measuring-using-pulleys.jpg)