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used for counting threads
M:8pcs/Set
Set of 3 Wool Cloth
Equality of Pressure in Liquids
5 Inches / 290mm
Magnetic Wand Calorimeter used for counting threadsSet of 2 Magnetic Wand Classroom set designed to allow individual students an opportunity to explore the world of magnetism. Students can test several unknown objects to determine if they are magnetic (ferrous) or nonmagnetic (nonferrous). Working in pairs, they can be used to demonstrate attraction and repulsion. Premium Quality: Magnetic Wand is made of high grade construction all the way through, excellent build quality and proven reliability
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