1. Frame structures. A frame structure is made up of a rigid arrangement of parts , or structural components fastened together. Example: leaf, weal chair

2. Shell structures Example: snail shell, eggs , birds nest, helmets Has a solid outer surface, which may be rounded or flat in shape, and a hollow inner area.

3. Tree’s are used for shelter for animals and used for fuel, tree swings. Tree Apple’s are for eating and they are homes for worms and other insects Apple

4. leaves Leaves are a frame structure because of the curves because it’s a frame around it just like the roof of a building. wheelchair Wheelchairs are a frame structure because of how the frame around it holds in a person

5. Man made Natural made Snail shell: is just like a helmet but its man made and it is a home for the snail Eggs: eggs contain a little baby bird and it protects the little bird until it is ready to hatch Nest: holds the eggs and baby birds so they don’t fall out and die. Helmet: a lid to protect your head when you are ridding your bike

6. Thank you for watching my power point. By:Girlishious