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Jumping Robot Jumping Robot My son’s science fair project is the jumping robot from this site. We got as far as placing the rubber bands at the top of the motor, but when we did the robot became top heavy. It no longer stands by itself. We are at a standstill now. Any suggestions? Please and thank you! Re: Jumping Robot Hi - for the robot to stand on its own, the center of mass needs to be directly above and inside the support area made by the "feet." If the center of mass falls outside… Read more

Help Needed on "Investigate the Kinetics of the Color Changing Iodine Clock Reaction" Project Help Needed on "Investigate the Kinetics of the Color Changing Iodine Clock Reaction" Project Hi, I am following the procedures in the article which says to microwave cornstarch to form a starch solution needed for the reaction. During a test run, I forgot to microwave the cornstarch but the reaction seemed to continue without causing any problems. What is the effect of… Read more

I need help. My teacher said we needed research for our science fair projects and I don't know how to get that rescearch I need help. My teacher said we needed research for our science fair projects and I don't know how to get that rescearch My teacher approved the project "Marble Roller Coaster: How Much Height to Loop the Loop?" and I am toatlly confused because she says we need research and i'm confused on how to get that research. [Admin note: Project:… Read more