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Hobbymasters loves "green" projects! Science fair? Need any of these in large amounts? Call us at 732-842-6020 or email us

  • 4M Clean Water Green Science Kit 4M Clean Water Green Science Kit

    4M Clean Water Green Science Kit

    Set up the filter system, place it on an ordinary water glass--salt water goes in, fresh water comes out. Taste it! Contains plastic filter tube, active carbon, sand, rock, filter paper, and more. Conduct other water purification experiments. Ages 8+...

    MSRP: $16.50
    $12.25
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  • 4M Green Science Potato Clock Kit

    4M Green Science Potato Clock Kit

    This is a great science fair kit - power a digital clock using potatoes, lemons, and more. Experiment to see what other substances will power the clock, you'll be amazed! An educational lesson about batteries, electricity and voltage. Kit for ages 8+...

    MSRP: $16.50
    $12.25
    Add to Cart
  • 4M Green Science Windmill Generator Activity Kit

    4M Green Science Windmill Generator Activity Kit

    Save the planet by recycling a plastic bottle to support a wind generator! Watch the LED glow as it is powered by free energy from the wind. No batteries required! Contains: 1 rotor, 1 front-housing with gear and rotor shaft installed, 1 back...

    MSRP: $16.50
    $12.25
    Add to Cart
  • 4M Solar Rover Green Science Kit 4M Solar Rover Green Science Kit

    4M Solar Rover Green Science Kit

    The Solar Rover's solar panel turns sunlight into the electricity that runs the motor. Requires a small cross head screwdriver and one empty soda can (not included). Contains: 1 Chassis with Rear Axle in Place, 1 Front Axle, 4 Wheels, 1 Motor with Wire...

    MSRP: $21.99
    $16.50
    Add to Cart
  • 4M Volcano Making Kit 4M Volcano Making Kit

    4M Volcano Making Kit

    Keep an eye on your volcano while it turns into a bubbly fizzy lava eruption. Put baking soda and vinegar into the "crater" and perform an amazing eruption.The eruption could perform repeatedly and the fun is unlimited! Science Kit includes: 1 volcano...

    MSRP: $12.99
    $9.75
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  • 4M Weather Station Green Science Kit

    4M Weather Station Green Science Kit

    Observe and record the weather with your very own multi - functional weather station! Kit has a wind vane, an anemometer, a thermometer, and a rain gauge. You can also experiment with the greenhouse effect and create a terrarium in a bottle.All parts and...

    MSRP: $16.50
    $12.25
    Add to Cart
  • Academy DaVinci Clock Snap Kit

    Academy DaVinci Clock Snap Kit

    Clock is based on the escapement sketched by Leonardo da Vinci. Uses the pendulum's weight as its power source. Power is harnessed from a horizontal rotary pendulum design. Clock speed is controlled by adjusting the weight and balance the pendulum...

    MSRP: $23.50
    $18.00
    Add to Cart
  • Natural Science Electric Rock Tumbler-Polisher Natural Science Electric Rock Tumbler-Polisher

    Natural Science Electric Rock Tumbler-Polisher

    Find stones on the beach, in your backyard and see how they shine after being in the polisher!  Each cycle will use a different type of grit (Coarse Grit, Medium Grit, Fine Grit, and Polish) Each individual package is marked. Red plastic barrel...

    MSRP: $89.99
    $51.50
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  • Tamiya Solar Motor 02

    Tamiya 02 Solar Motor

    Designed for higher torque at lower rpm. Suitable for running a lightly loaded device.REQUIRES: AssemblyPhillips ScrewdriverAdult SupervisionSPECS: Dimensions: 33.5 x 19.5 x 32mm (1.32 x .77 x 1.26").ap2-19  

    MSRP: $15.50
    $11.50
    Add to Cart