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Simple Machines

You can find simple machines everywhere you look, but what are they? Vickie and Sarah will show you the 7 simple machines and then help you build your own catapult. Plus, as a bonus, you will get to see a trebuchet in action! Materials: 10 Popsicle sticks 4 Small rubber bands A plastic spoon Mini pom poms A target - optional Engineering Notebook questions: Can you think of some other uses of a lever besides a catapult or a trebuchet? What are some other examples of simple machines that you can think of? Need Help? Contact our Expo Help Desk! Log into our Zoom breakout rooms for assistance April 17th and 18th from 8:00 am to 5:00 pm CDT. Visit our website for details on meeting info at wichitaengineeringexpo.org You can also reach us at expo@wichitaswe.org! Contest Info: Did you have fun at our virtual Engineering Expo? Take a photo or short video of your expo activities or answers to engineering notebook questions and send it to the Engineering Expo Committee for a chance to win a prize! There are several ways to enter: With your parent’s, guardian's, or grown-up's permission, post your photo or short video to Facebook, Twitter, or Instagram using the hashtag #SWEexpo2021. Make sure to tag @wichitaswe in your post as well. The post must be public so we can see and share it! Social media not your style? Email your photos and videos to expo@wichitaswe.org to participate. Each post is worth one entry in the drawing to win one of several prizes! We will collect all the entries and pick winners the week after Expo! You can enter as many different experiments and activities as you like for extra chances. No profanity please; any inappropriate posts or comments will be removed.This promotion is in no way sponsored, endorsed or administered by, or associated with, Facebook, Instagram, or Twitter. Must live in Kansas to enter. Event Survey Did you like our event? Take our short survey for a chance to win a prize! https://wichitaexpo.typeform.com/to/W... Social Media Website: https://wichitaengineeringexpo.org/ Facebook: https://fb.me/e/12ndZYB2Z Twitter:   / wichitaswe   Instagram: https://www.instagram.com/wichitaswe/...