Simple cost effective model for hours of fun.

Buzzer sounds if the movable ring touches the shaped wire..

Draws liquid from the well to a container.

Geared motor for extra power.

Lever and pivots to give a parallel lift.

Does require sunlight to function effectively.

Uses a worm drive for low gearing.

Experiment with different weights for varied acceleration..

A simple fun kit to make.

Lift arm demonstrates pulleys.

Chunky wheels and stylish design.

Discover how different rubber band lengths and thicknesses affect the trajectory..