Inexpensive STEM ideas and budget STEM supplies and activities for kids. Building structures, STEM challenges, tinker tray ideas and science experiments for preschool, kindergarten, and early elementary age kids.

Challenge your preschoolers to design, engineer and build with these fun STEM projects that are perfect for 3-6 year olds.

Ancient Greek Architecture STEM Challenge & Activities. Can you build a tower using Greek Architecture? "The STEM Challenge: I gave the kids a set of paper cups (each team had about 18) and two cookie sheets. I challenged them to build their own building using the post and lintel system. Make it as strong as possible! I invited them to test its strength by stacking books on top of it or (if they were really brave) to try standing on it! Of course, they immediately changed the…

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