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Watch as pieces spring off the
backing or away from each other.
See them flip in your hand. Rare
earth magnets make this possible.
http://pericles.ipa...ocess_simple_search
check out my patent for a magnetic puzzle by entering '2002313996' into the first field. [xaviergisz, Oct 26 2006]
[link]
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I know what mommy is getting for her birthday. |
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They're called rare because they're not cooked. |
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Exposing a magnet to too much
heat makes them lose their charge
while at that temperature. So I
guess they should not be cooked. |
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Rare earth magnets are made from neodymium, a rare element which is difficult to purify, instead of the usual ferrite magnets, which are primarily iron and boron. |
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This idea is repulsive. I like it. + |
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Do you live in punsylvania? |
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clever idea - but I'll have to vote against it because I can't imagine any pastime that would be more annoying than trying to finish one of these. |
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I s'pose a nonmagnetic 4 piece
puzzle would be alot less
annoying to solve. :P |
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(For the sake of completeness: [Cedar Park], terbium is also a widely used one (terbium iron boron), and cerium (cerium magnesium nitrate), and there are a few others in close proximity that are useful.) |
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......(+)...... ...(-)...(+)... (+).........(-) ...(+)...(+)... ......(+)...... |
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