1. Build the Monarch Butterfly Life Cycle with LEGO Bricks

    Build the 4 stages of the Monarch butterfly life cycle - with LEGO® bricks! A few years ago, we were able to watch two Monarch butterflies emerge from their chrysalides.…

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  2. Build a LEGO Balance

    Here is a fun LEGO® math activity - build a balance out of LEGO® bricks and compare the weights of different objects. This math activity works well for kids in…

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  3. Make a Worm Observation Jar

    Make a Worm Observation Jar! This simple life science experiment is perfect for spring. Spring always feels like a great time to get outside and dig in the dirt. It's…

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  4. Toothpick Twirlers Science Experiment

    Make some Toothpick Twirlers! This is a fun science experiment for kids, and all you need is paper, scissors, tape, and some toothpicks. This post was updated February 9, 2024.…

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  5. Make a LEGO Mechanical Puzzle

    Use your LEGO bricks to construct a three piece mechanical puzzle! My kids were really impressed with this! It's such a fun project for kids who like to tinker. When…

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  6. How Strong is Paper {STEM Challenge}

    How strong is paper? Let's find out with two simple science experiments! Testing material strength is such a fun engineering activity for kids. We've tested to see how strong spaghetti…

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  7. Borax Crystal Snowflake Science Experiment

    Kids will love growing these beautiful borax crystal snowflakes! This science experiment is so easy to do, and it quickly yields gorgeous results. If you're worried about getting this science…

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  8. Christmas STEM Activities for Kindergarten and First Grade

    Here's a collection of engaging Christmas STEM activities that kindergartners and first graders will love! Work on science, engineering, and math simple supplies, and a festive holiday theme. These activities…

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  9. How Big is that Turkey? {Thanksgiving STEM Activity}

    Here's a Thanksgiving STEM activity that kids are going to love! In this activity, kids will be weighing and measuring turkeys to find out which is the biggest bird. This…

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  10. Candy Math! Probability Activity

    Probability Activity with CANDY! This is a great math activity to do after Halloween, or really anytime. I would recommend this probability math activity for kids in 4th grade (age…

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