PBS
Pbs Kids: Dinosaur Train
Preschoolers get to hop on board the `Dinosaur Train' to learn about natural science, natural history and palaeontology.
Khan Academy
Khan Academy: Hands on Activity
This is a hands on activity asks students to design and build a certain number dinosaur parts in order to create a crowd of a given size. Apply combinatorics to design your own crowd of dinosaurs. Click on First Lesson before you begin...