Can you make a screw out of a piece of paper and pencil? Your friends might think it is magic, but it’s science at work. Here’s an easy experiment that might add a “twist” to your thinking. MATERIALS ...
Find out more about the wheel and axel, the lever, and the wedge. Find out more about three of the six simple machines: the wheel and axel, the wedge, the lever. Simple machines like these help us do ...
CC0 Usage Conditions ApplyClick for more information. Lesson that teaches children what screws are and what they do. Gain a deeper understanding of what screws are by making your own in this ...
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