Most marine animals form their shells from calcium carbonate, which is a tough mineral also found in limestone. Some sponges and microorganisms use another compound silica. There is also a group of ...
Parenting Patch on MSN
Cartoon episodes about marine life for kids who love the ocean
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These cartoons about the beach can get your kids excited about the beach and teach them valuable life lessons at the same ...
Some of the world’s most fascinating creatures live underwater. And unlike the more mainstream animals under the sea — seahorses, sharks, and even deep sea anglerfish — one cool member of the aquatic ...
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