Physical Science

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  1. Water & Sand Wheel

    Water & Sand Wheel - A simple hands-on science machine

    Children exercise their pouring skills as they observe how different pouring speeds alter the speed of this sturdy, working water wheel. Great addition to your hands-on physics program. Suitable for sand. Plastic; 5" base x 10" high. Learn More
    In Stock
  2. Sink or Float?

    Sink or Float?

    From a very young age, children can observe that a beach ball floats and a rock sinks. But why? Sink or Float? is for younger children, with simple text and basic concepts. The full-color photographs show easily recognizable things that sink and things that float. Learn More
    In Stock

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