Sharks scales are more like teeth than fish scales. See what they look like up close!
Make a collage of an underwater scene using materials you find around the house.
For your sharks, how can you make the skin feel more realistic? Do your parents have any sandpaper in the house?
What about the smooth skin of a dolphin? Or the slimy green surface of seaweed or kelp? Use all the knowledge you've gathered in this videos to make the most realistic collage around!
Small, thin plates on the outer skin of fish and reptiles. They are usually overlapping and help protect them.