ETC Montessori

External Characteristics of Invertebrates

Current Stock:
5.80 LBS
CPSIA Exempt
Printed on (required)

This is the complete set of classified nomenclature for the External Characteristics of the Invertebrates. Used in the study of zoology in the elementary, each set comes complete with control picture card, control definition, picture without label, definition without label, and the labels and booklets.

Makes an excellent accompaniment to the External Characteristics of the Vertebrates (ELC-4066).

Included in the set are cards for the following:

  • Porifera
  • Cnidaria
  • Nematode
  • Platyhelminth
  • Annelid
  • Mollusk
  • Arthropod
  • Echinoderm

Customers receive:

  • 8 Wall Charts
  • 132 Picture Cards
  • 132 Labels
  • 132 Definition Cards
  • 8 Booklets 

Card sizes are as follows:

Whole Card  3¾ x 5 in.  9.5 x 12.7 cm.
Part Card 3¾ x 4 in. 9.5 x 10.2 cm.
Label Card 3¾ x 1 in 9.5 x 2.5 cm.
 Wall Charts 8.5 x 11 in  21.6 x 28 cm.
Booklets 4.25 x 5.5 in. 10.8 x 14 cm.


Look at our Science Flow Chart for Upper Elementary and that for Lower Elementary to see how this work fits in with the traditional Montessori curriculum


These suggested containers are based on a rotational model

Acrylic Sorters

Clear Snap Envelopes - Small


1 set of Plastic Sleeve Holders (will utilize 3 sleeves)

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