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How to Make Borax Crystal Snowflakes in Minutes!

In this experiment, kids can learn how to make super fast borax crystal snowflakes! In this borax crystal recipe, you learn how to make borax crystals fast, eliminating some of the frustrating wait time that often accompanies crystal experiments. Follow along with our directions to learn how to make your own borax snowflakes in just …

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Halloween Salt Crystallization Experiment: How to Make Witch Crystals

This Halloween salt crystallization experiment is a fun Halloween science project that you can do in the classroom or at home! The kids loved this science experiment and it has been one of their favorite crystal experiments to date! If you love science AND you love Halloween, you’ll love this science take on how to …

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Penny Paper Towel Experiment: The Easiest Way to Teach the Scientific Method to Kids!

I love STEM activities for elementary school, but when the school year is just starting, I really prefer to do as many no prep STEM challenges as possible because the first few weeks of school are so hectic! At the start of the year, I like to give every student, no matter what grade, a …

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Bridge Strength Test Spaghetti Engineering Project

There are a lot of engineering activities for kids out there, but not all of them are easy. If you have spaghetti in your house (or any dried, long noodle), then you already have everything you need to create the spaghetti engineering project! Today’s project is extremely simple, yet teaches some important information about engineering, …

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Flip a Rainbow Light Refraction Experiment

Rainbow science experiments and rainbow STEM activities are a fun way to present STEM topics to kids in a colorful way. In this rainbow STEM activity, flip a rainbow using the science of light refraction. The light refraction science experiment takes just a few minutes, but it illustrates a really cool scientific concept in an …

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How to Design a Paper Airplane Engineering Challenge

The paper airplane engineering challenge is a fun way to test kids’ design skills and makes a wonderful introduction to engineering activities for kids and as part of no-prep STEM challenges! One of my kids’ favorite things are paper airplanes. Any time my kids get a piece of loose paper, they try to turn it …

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