Check out cool science demos as host Kari Byron makes a magnet powered boat, and punches a drinking straw into a potato. See how hydrofoils work and find out what gives natural silk its awesome sheen. |
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Title: | Magnetic Boats | |
Air Date: | September 24, 2010 | |
Runtime: | 30 min | |
newman : My mom has always told me to take things as a whole.. Focus less she says. I can't help it...