With the Wheels & Axles module, students can add the wonder of motion to their structures. Once they've created their simple moving machines, students can explore STEAM concepts as they measure distance and speed, or experiment with the impact of variable incline. It's a hands-on way to integrate the skills and concepts of math, science, engineering and design thinking. Includes 25+ free online, standards aligned lessons and activities. Requires Structures Module for building. Includes 196 tires, axles and bands.