1. Make a Ping Pong Ball Launcher!

    Shoot ping pong balls through the air with this fun (and simple!) homemade toy.  You probably have everything on hand to make one, and it's a great opportunity to learn…

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  2. Turn a Cardboard Box into an Epic Marble Run

    Use cardboard, craft sticks, and hot glue to create an epic marble run!  The marbles land in paper cups at the bottom of the track.  This is a fantastic engineering…

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  3. Science for Kids: Make Old Pennies Shiny Again!

    Here's a simple chemistry project for kids to explore - make old pennies shiny and clean again with salt and vinegar! Why do pennies look dull and brown as they…

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  4. 5 Engineering Challenges with Clothespins, Binder Clips, and Craft Sticks

    Five engineering challenges for kids - with wooden clothespins, binder clips, and craft sticks!  It's a simple STEM activity that kids of all ages will love. Move over, expensive building…

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  5. Simple Machines Science Lesson: Lift Water with An Archimedes' Screw

    This Archimedes' screw is such a neat science lesson about simple machines!  We use screws all the time to hold things together, but screws are also used to raise and…

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  6. Simple Machines for Kids: LEGO Pulleys STEM Building Challenge

    Combine science and LEGO® building in this fun STEM engineering challenge for kids!  Can you build a LEGO® pulley system that makes it easier (less work) to lift a load…

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  7. Build a Simple Electric Motor (Homopolar Motor)

    Learn about electricity with this simple science project for kids - Use a battery, a magnet, and some copper wire to build your own electric motor that really spins! This post…

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  8. Engineering for Kids: Build a Changeable Pegboard Marble Run

    Yes, we love building marble runs over here!  We're back with another idea, and this is particularly a good one for kids to build themselves.  It's easy to rearrange the…

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  9. Make a CD Case Viewer for Magnets and Iron Filings

    Here is a fun little tip for containing the mess when using iron filings and magnets with kids!  We have been studying about magnets in the middle boys' science book.…

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  10. Magic Spinning Pen - A Magnet Science Experiment for Kids

    Make a pen balance on its point and spin - using the power of magnetism!  This is a fun science experiment for kids. This post contains Amazon affiliate links. Magnets…

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