Websites
code.org
1. Potential and Kinetic Energy on a Roller Coaster
http://d3tt741pwxqwm0.cloudfront.net/WGBH/conv16/conv16-int-rollercoaster/index.html
2. Build a Roller Coaster
http://www.funderstanding.com/educators/roller-coaster-game/
3. Build Your Own Roller Coaster
http://pbskids.org/fetch/games/coaster/game.html
4. BrainPop Game Energy Skate Park
https://www.brainpop.com/games/energyskateparkbasics/