Simple Machines Costume This cast is made from

This cast is made from research-grade quality polyresin and hand-painted for realistic detail

Inspired by the Agates of Lake Superior field guide by Dan R

Stegosaurus is famous for the large bony plates that lined its back and the four sharp spikes on the end of its tail

earthy appearance with natural veining

Simple Machines Costume This cast is made fromJumpstart your study of mechanical physics by learning all about simple machines and how theyre used to make complex tasks easier to do. Through 26 model building exercises, youll investigate all six classic simple machines wheels and axles, levers, pulleys, inclined planes, screws, and wedges as well as gears. Start off with simple models to guarantee a firm understanding of the basic principles at play, and then move onto larger, more complex models