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Telescope |
Pages: 1
Views: 3405
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Solar Oven |
Pages: 1
Views: 3576
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Small Motor |
Pages: 1
Views: 3949
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Seismograph |
Pages: 1
Views: 2916
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Rotary Steam Engine |
Pages: 1
Views: 6322
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Range Finder |
Pages: 1
Views: 3379
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Match Stick Rocket |
Pages: 1
Views: 4283
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Large Motor |
Pages: 1
Views: 3280
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Humidity Meter |
Pages: 1
Views: 2905
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Hovercraft |
Pages: 1
Views: 6562
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Heat Engine |
Pages: 1
Views: 3573
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Crystal Radio |
Pages: 1
Views: 3242
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Cosmic Ray Detector |
Pages: 1
Views: 2876
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Bernoulli Ball |
Pages: 1
Views: 4714
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AM Voice Transmitter |
Pages: 1
Views: 6182
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