6-Piece Drilled Ball Set for Pendulum Demonstrations Capacity_10mL Wooden-frame abacus with three U-shaped
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- USA
- CAN
Ships within 48 hours · Estimated delivery Nov 17 - Nov 22
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Description
6 Piece Drilled Ball Set for Pendulum Demonstrations Capacity_10mL Wooden frame abacus with three U shaped Wooden frame abacus with three U shaped steel wires carrying 20 plastic beads each on a 13 by 6 inch base supplying a soldering free unit for student built optoelectronic and light detection circuits
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