• AMI approved
  • Unequalled beauty
  • Precise control of error
  • Exact isolation of one quality
  • Perfect interrelations

Arithmetic Signs Box

Arithmetic Signs Box
Article number: 026000
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A collection of arithmetic signs ( + – x ÷ = , etc.) and number cards for use with the various mathematics materials. Includes beechwood box for storage.

Brand Nienhuis Montessori
Minimum age 5 years
Certification AMI approved