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Fun for a kid's room, maybe above their desk space. You could use vinyl to apply the design (or any others!) so you can remove them when you're tired of them. IF YOU CUT OUT THE SHAPE WILL IT "TRANSFER" TO THE WALLS WHEN LIT?

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"Paste it on the numbers"; this is not exactly origami, but it reminds me of it ; this one shows the frequency of blood groups in Singapore donor population; check out there website, they have more of this amazing paper art

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Turn a shoebox and a magnifying glass into your own smartphone projector.

Homemade smartphone projector…

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