#5 the Missing Cuckoo Clock: The Missing Cuckoo Clock: A Mystery About Gravity

#5 the Missing Cuckoo Clock: The Missing Cuckoo Clock: A Mystery About Gravity
定價:1319
NT $ 1,319
 

內容簡介

When the cuckoo clock from the main hall goes missing, campers, with some help from the counselors, use what they know of gravity to figure out what happened to it. Includes glossary and experiments.
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    $1319