Learning Resources STEM Classroom Bundle, 4 unique activity sets, Ages 5+This comprehensive bundle includes four of our finest stem products including the force & motion activity set, simple machines activity set, magnets! activity set, and sink or float activity set. Explore the wonders of magnetism and engineering, why things sink and float, all 6 simple machines, and the science of
Warning - California Proposition 65
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.