Pulley, Single Sheave, Pulleys wheels are made of plastic and mounted securely in an aluminum housing with a hook on both the top and bottom for suspension, Size: 50mm
Automobile Engineer, With durable storage case and illustrated storybook, Dimensions: 14.7 x 6.3 x 9.4, can build models of the 10 vehicles in the story. Large, colorful plastic building pieces make it easy for small hands to put the models together
Robot Engineer, With durable storage case and illustrated storybook, Dimensions: 14.7x6.3x9.4in, The robots have moving parts, wheels, and gears, simple machines and gear trains, colorful plastic building pieces make it easy for small hands to put the models together
Advanced Physics with - Beyond Mechanics, Experiments are designed for an interactive teaching style, with planned moments for instructor or student-led discussion. includes many extensions to challenge the most talented students