Simple Machines

[Becky Frost <bfrost@EPIX.NET>]

A unit of study for our third graders is simple machines.  Any ideas of
resources (book, nonbook, Internet) or projects that could be used to
supplement this unit would be most appreciated.
--
Rebecca H. Frost
Elementary Librarian
Central Columbia Elementary School
4777 Old Berwick Road
Bloomsburg, PA  17815
717-784-6120
bfrost@epix.net

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