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Survey questions and secret rules : collecting and sorting data /
by Wright, Tracey.
Publication:
Meno Park, CA : Dale Seymour Publications, 1998
. vi, 20, 136 p. :
, "Developed at TERC [Technical Education Research Centers], Cambridge, Massachucetts." | "Grade 1."
28 cm.
Date:1998
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(1),
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Bigger, Taller, Heavier, Smaller
by Wright, Tracey
Publication:
Availability:
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(1),
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