Experimenting with electricity and magnetism.
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How 3-D glasses allow two dimensions to become 3-dimensional.
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Look at these words. Each word is composed of symmetric letters. When we see half a word, it reflects from the mirror as an entire word.
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"Holy Cow! I've got a hole in my hand. My eyes can play tricks on me."
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Light can be transmitted through some items, absorbed by others, and reflected by yet others.
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How can this happen? I can see the glass fish now, but when I dip it in the vegetable oil it "disappears."
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Here's what conservation of momentum means...
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Hey, some of these colors seem to "come closer" to me when I put on the glasses.
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