This is a great set for introducing younger children to STEM. This exciting STEM set includes 40 magnetic pieces (20 cubes, 12 triangular prisms and 8 wheels) as well as 4 double-sided A4 activity cards. There are 3 exciting activities to cover in this set: Moving Vehicles, Bridges & Tensile Strength and Movement Using Magnetic Forces. Each activity card has images of how to conduct the experiment as well as detailed instructions and handy hints. Age: 3+.