Mini Matter Impact Science Kit T-shirt Dogs have been bred as

Dogs have been bred as pets and companions for thousands of years

These collectible curiosities are wonderful for learning or use in your art and craft projects

every item is accompanied by captivating and informative cards—a launching point for your personal research

This T-Rex head is carved from natural Picasso Jasper

Mini Matter Impact Science Kit T-shirt Dogs have been bred asThe Impact box explores the most sudden and surprising changes in matter. Forged or transformed by powerful collisions, these impacts include world altering cataclysms and atomic forces that spark light and energy. The Impact box contains these items and an info card: Shatter Cone: Formed under immense pressure during a meteorite's violent collision with Earth, shatter cones are rare geological artifacts are crushed beneath the largest impact craters.