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32 x Pop Lacrosse Sticks (8 x four different colours)
solid-top construction
stage use etc
Built from solid plastic
44 different terms are given and answers can be checked using the 6 different answer cards
Bell in Acrylic Jar (Each) N906808 32 x Pop Lacrosse SticksAcrylic bell jar Electric bell operating on 4 6V DC Requires a vacuum pump (not included) Demonstrate that sound requires air to travel through with the Bell in Vacuum Jar set. Slowly decrease the air inside and hear the sound disappear. Electric bell operates on 4 6V DC.
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