Simple Machines Socks or the Diploraptops

or the Diploraptops

Experience the spirit of America’s parks and monuments through captivating art that invites discovery and admiration

detailed instructions and a full design guide

Interactive Fun: Includes a dedicated space to stamp each park you visit

The Shark Fanny Pack lets you explore hands-free while showing off a bold

Simple Machines Socks or the DiploraptopsJumpstart 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