Playing an Inuit game with seal bones
This is a variation on a traditional Inuit game. Print out the outline of the seal flipper bones and cut on the lines to get each bone separate from the others. Make [...]
8
08, 2017
28
05, 2017
Vertebrae – Skeletons, Evolution, and Biology
Fish vertebrae Fish were the first animals to have vertebrae, about 510 million years ago. Vertebrae are tiny O-shaped bones that go around the fish's spinal cord and protect it [...]
28
05, 2017
Reptile and Mammal Skeletons – Evolution and Biology
Evolution of skeletons: Skeleton of a dinosaur Evolution of skeletons From frogs, there evolved reptiles like crocodiles and dinosaurs. Some of these reptiles lived mostly or entirely on land, so [...]
28
05, 2017
Evolution of bones – Skeletons and Biology
A fish skeleton Before there were bones One-celled animals don't have any support system that holds them in a certain shape. Plants do have a support system, but it's the [...]
28
05, 2017
Why do we have fingers? Skeletons, Evolution, and Biology
Human hand bones The first fingers and toes evolved from earlier fish fins about 400 million years ago. During the Devonian period, the oceans were very shallow, and some fish [...]
28
05, 2017
Vertebrae project – Boiling fish and chicken – Biology
Vertebrae project: check out fish and chicken vertebrae You can easily see vertebrae for yourself if you buy a whole trout (with the bones in) at the grocery store and [...]
27
05, 2017
Fish bone project – Evolution and Biology
A fish skeleton To check out fish bones, buy a whole fish from a big grocery store with a fish department. You can get them with the head and tail [...]
