The Way Things Work
LeversDVD - 2003
A young Mammoth Islander observes some children playing on a see-saw and is inspired to try a simple machine called a lever to get her job done
Publisher: Wynnewood, PA : Schlessinger Media, , c2002
Branch Call Number: JDVD 603 Way
Characteristics: 1 videodisc (13 min.) : sd., col. ; 4 3/4 in.
Alternative Title: Levers