Everyday Simple Machines

(2007) 14 min. DVD or VHS: $79.95 (teacher’s guide included). Visual Learning Company. PPR. Closed captioned. ISBN: 978-1-59234-167-2 (dvd), 978-1-59234-166-5 (vhs). Volume 23, Issue 1

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Everyday Simple Machines

Rating: 3 of 5