Soap Power Kit, Includes: 6 x 5ml Dropper Bottle Liquid Dish Soap, 2 Foam Trays, 6 Plastic Trays, 6 Pepper Packets, Demonstrate the concept of surface tension to the classroom using soap as a power source, For Grades 2-5
Pulley With Universal Clamp, Consists Of A 50mm Diameter Light Alloy Pulley, Held In Alloy Bracket, With Two Clamping Screws For Bench And Rod Support. The Bracket May Be Clamped To A Bench Edge Or Similar Support Up To 1.5in Thick, Screwed To A Flat Surface, Or Held On 12.5mm