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730 Easy Science Experiments with Everyday Materials Plastic Comb D.J.F.S Use adhesives to stick theBrand new 730 Easy Science Experiments with Everyday Materials Plastic Comb! Why do you see sparks when you walk across the carpet or take off a scratchy sweater? What makes metal rust? What causes a ground rumbling earthquake With 730 Easy Science Experiments you can discover the answers to these questions and hundreds more right at home, using ordinary materials like lemons, drinking straws, old newspapers, milk cartons and pieces of string. These