we are not an environmentalist. we are an Earth warrior

Sunday, 24 July 2011

Solar Boat Propeller

After we've done making our solar boat, we were experimenting our solar boat using different types of propeller with different number of blades. Most of the propeller are homemade from recycled materials. Our experiment held at our school pond.
The propeller for upper view

Never does nature say one thing and wisdom another.

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