Have some STEM fun at a Halloween party or in class this October with a Witch’s Brew STEM Activity! Halloween can be such a fun time for kids.  Why not infuse some learning into your Halloween with this activity?

Halloween STEM Challenge - Create a bubbling witch's brew potion! | Meredith Anderson for STEM Activities for Kids

Many of the STEM challenges I’ve developed over the years are heavy on the E (engineering), but this one is heavy on the S (science)! This is a great way to introduce chemical reactions to kids. Combining baking soda and vinegar are a favorite way to show a chemical reaction. In this activity they will be…

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