Explore STEM concepts while building different vehicle models; Using the materials included in this set, elementary-school aged children will be engaged and energized as they further their knowledge and understanding of science, technology, engineering and maths concepts. The set includes 130+ parts for a single child or team of 2 children to build 7 vehicle models with different power sources, including push-power, rubber band power, wind power or a spring motor. Once built, a downloadable booklet guides students through 5 hands-on, inquiry-based experiments on several of the models. Students will learn about potential & kinetic energy, velocity, acceleration, motion, graphing and more; The Experiment Guide is aligned to national STEM standards and is appropriate for grade levels 3-5. Size H22.86, W5.08, D30.48cm. For ages 8 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult.