"I showed how you can make a hole out of your hand to get a pinhole image. So just on impulse, I cut out the shape of a hand and drilled a hole in it. Especially in the summer, the sun is so high that you can't get your hand up there far enough back to get a nice, big image, but with this, you can. So now you can see a pretty good-sized image of the sun, with a lot of leaves in front of it.
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