What is it?... It's a trilobite fossil! Life processes - Living things in their environments - Evolution A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.
What is it?... It's a trilobite fossil! Life processes - Living things in their environments - Evolution A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are removed. The children have to identify it.