Science your way to the blue ribbon. Go learn something from someone who cares at Skillshare.com. The first 1000 people get 2 months for $0.99- http://skl.sh/rober3 Sign up for an account on Skillshare. Skillshare is a community marketplace for users to teach and learn from project-based, online and local classes on a wide variety of subjects. Check out Al's website if you want stuff to build your own: https://www.docfizzix.com/ 10 quick, practical build tips: https://www.dropbox.com/s/x35qfah75x4gvse/10%20Raceday%20tips.pdf?dl=0 MERCH- By popular demand I have shirts now! I picked the super soft, high quality shirts and make $0 on all items which is why they are priced so handsomely :) https://teespring.com/stores/markrober MUSIC- 0:01- Arrow- Andrew Applepie- http://andrewapplepie.com/ 1:06- Q- Blue Wednesday - https://soundcloud.com/bluewednesday/ 4:43- Almost Original- Joakim Karud- https://soundcloud.com/joakimkarud 5:47- Ceral Killa- Blue Wednesday - https://soundcloud.com/bluewednesday/ 7:37- Berlin- Andrew Applepie- http://andrewapplepie.com/ 12:24- Dizzy- Joakim Karud- https://soundcloud.com/joakimkarud 14:24- Too Happy to be cool by Notebreak- https://soundcloud.com/notebreak/dubstep-too-happy-to-be-cool Summary: To understand how mousetrap cars work you first need to understand the concept of mechanical advantage. There are 4 principles to win with a long distance car: And 4 principles for winning with a speed car: Finally, we visit the Science Olympiad to see these principles in action PLEASE CONSIDER SUBSCRIBING: http://tinyurl.com/MarkRober-Sub ****************************************­ I make videos like this once a month all year long while supplies last: CHECK OUT MY CHANNEL: http://tinyurl.com/MarkRober-YouTube FACEBOOK: https://www.facebook.com/MarkRoberYouTube TWITTER: https://twitter.com/#!/MarkRober INSTAGRAM: https://www.instagram.com/markrober/