When Hippos Hang by a Hair
Ever wonder if your hair is strong enough to pick up a pen? Or a hippo? You might be surprised at just how strong
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Ever wonder if your hair is strong enough to pick up a pen? Or a hippo? You might be surprised at just how strong
This sure is a strange looking bug. With its bristly hair, it’s hard to tell its front from its back. But this tiny, hairy bug
Bedtime Math fan Grace C. asked us, how many hairs does a dog have? The answer might surprise you! (Or, if you have a dog
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