The Helpful Elf [Length Indirect Comparer]

Activity Type: Small Group

Length Indirect Comparer

Quick Description:

Children (“elves”) use an intermediate object to measure a “crack” in the castle wall so they can get the exact length of “supertape” needed to repair the crack.

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Special Thanks To

Institute of Education Sciences
The research reported here was supported by the Institute of Education Sciences, U.S. Department of Education, through grant numbers R305K050157, R305A120813, R305A110188, and R305A150243. to the University of Denver. The opinions expressed are those of the authors and do not represent views of the Institute or the U.S. Department of Education.