When there were dinosaurs

using expanded notation to represent numbers in the millions

Introduces the concept of expanded notation by providing facts about dinosaurs and the periods in which they walked the earth millions of years ago.

PowerKids Press
2004
9780823989881
book
Lexile: 
920

Holdings

hidmidmiidnidwidlocation_codelocationbarcodecallnumdeweycreatedupdated
212801656907522235265859383634HIVE259HIVE0004004281513.5 ZUR513.515825759371709307855