These are resources for our catapults unit. Thanks to Amy Loeffelholz for sharing these lesson resources. More photos from our September 2014 catapult lessons are available. View September 11-12, 2014 iesSTEM Catapult Launch Results.
Some favorite designs (with images linked to source websites)
Videos (available in a YouTube playlist)
Thanks to Jessica Malloy for sharing ideas for the above videos as a Twitter reply to my call for help!
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