Forces and Motion Mechanism Value packThis kit consists of 2 sets of Learning Lab Motion and Mechanisms and 2 sets of Learning Lab Forces & Simple Machines. Forces & Simple MachinesUsing Gigo's construction blocks, kids can build models of cranes and scales within the courses while learn about the principles behind the movement of force, levers, inclined planes, axles and some other simple machines. The set includes 20 lesson plans, including 16 models and 4 creative works, a student