ETC Montessori

Equal, Greater Than, Less Than (Teens)

Current Stock:
1.10 LBS
CPSIA Exempt
Language Availability (required)

Introduce your children to the concepts of greater than, less than, and equal to with teen numbers 11 through 19. Children place an included greater than, less than or equal sign into the designated box to make the equation true. 

The packet includes three sets each with 10 cards for a total of 30 equations.

  • Set 1 uses pictures of tens bards, bead bars and unit beads.
  • Set 2 uses pictures of tens bards, bead bars and color-coded numerals on either side of the symbol.
  • Set 3 uses non-color-coded numerals.

Card size(s):

Whole Card  8.5 x 5.5 in.  21.6 x 14 cm.

Printed on thick plastic with all corners rounded.


The following resource materials are available through our sister company, The Montessori Classroom:


Clear Open Container - Large for flat display, or

1 Acrylic Crystal Sorter and 3 Clear Snap Envelopes - Medium, for upright display

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