Tools Of Timekeeping:
A Kid's Guide To The History & Science Of Telling Time, 15 Hands-On Activities

by Linda Formichelli, W. Eric Martin

ISBN0972202676 / 9780972202671 / 0-9722026-7-6
PublisherNomad Pr
LanguageEnglish
EditionSoftcover
List price$16.95
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