bark - Kids, Britannica Kids

Bark is the outer layer of the trunk of a tree. Trees have an inner and an outer layer of bark. The inner layer of bark is alive and continues to grow as the tree grows. It…

Austrian Pine Yale Nature Walk

tree: sweet gum - Students, Britannica Kids

prairie dog - Students, Britannica Kids

bark - Students, Britannica Kids

ancient Egypt - Kids, Britannica Kids

Bark Ranch, Colorado Facts for Kids

rubber tree - Kids, Britannica Kids

tree - Students, Britannica Kids

mistletoe - Students, Britannica Kids

gecko - Students, Britannica Kids

Story Reader Encyclopedia Britannica Kids Electronic Reader and 8