juler Educational Toys STEM Toys Science Kits Large Pulley Block for Physics Teaching Demonstration Mechanical Effect Mechanics Experimental Equipment String and Pulley Set,Black,One Size

Description

Interest-inspired: learning while playing can inspire children to have a strong interest in physics;Deepen understanding:thinking at your own hands can give your child a deeper understanding of knowledge.Recommended by famous teachers:Guided by a number of key middle school professional teachers, after several improvements, it is more consistent with textbooks.Type:Physics teaching equipmentMaterial:plasticThe package only includes one item