Features:

  • Display number relationships of equal to (=), greater than (>), or less than (<), basic operation skills and more with this self-checking balance
  • Children learn algebraic equations and properties of arithmetic as they manipulate the balance
  • Classroom set includes 15 mini number balances and each balance includes 20 hanging masses with 4 removable plastic compensators
  • Balances measures 4 1/4”
  • Activity guide included