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Four-pan Algebra Balance Plastic Pans Canisters Weights

 
  • Item# 813530
             
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  • Your Price   $54.99 /Each

     
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  • Unlike any other balance this one makes it possible to physically show that -10
  • Weights placed on the outer pans represent negative integers and those placed in the inner pans represent positive integers
  • When you place a weight in each pan on one side of the center post the balance remains level as (-1) + (+1) = 0
  • Ideal for small group work the balance comes with four plastic pans four plastic canisters a set of plastic weights and a Teachers Booklet
  • Some assembly required
  • Ages 11 to 17
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