Note 1
Materials Needed

•	linkage strips
•	scissors
•	box of toothpicks
•	bag of minimarshmallows
•	meter stick or ruler

You can make your own linkage strips from stiff paper with evenly spaced holes and paper fasteners, or you can purchase them from ETA/Cuisenaire under the name polystrips.

For homework, you'll also need a ruler marked in inches and a protractor. Collect this set of materials for each group or individual working alone.

Polystrips

ETA/Cuisenaire
500 Greenview Court
Vernon Hills, IL 60061
800-445-5985 847-816-5050
800-875-9643 847-816-5066 (fax)
(Product not available online)

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