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Ships within 48 hours · Estimated delivery Oct 27 - Nov 1
Made of high-quality rust-resistant stainless steel
Helps develop important critical thinking skills using the Deluxe Attribute Blocks
A slide rheostat (or sliding rheostat) is a circuit element that can change its resistance to act as a control circuit
Encourages participation from shy learners
Set of 5 Convex Mirrors Spherical Ear Model Made of high-quality rust-resistant stainlessIncludes: 1 x Convex Mirror 50mm Diameter & 75mm Focal Length, 1 x Convex Mirror 50mm Diameter & 100mm Focal Length, 1 x Convex Mirror 50mm Diameter & 150mm Focal Length, 1 x Convex Mirror 50mm Diameter & 200mm Focal Length, 1 x Convex Mirror 50mm Diameter & 300mm Focal Length. Wooden storage box to protect the kit. Premium Quality: Optically worked, back silvered, with protective coating. Designed for use in professional laboratories but is an ideal
US$ 21.00
US$ 30.00
US$ 21.00
