[Jims5543]

This is a pretty old website. My 15 y/o son has made some designs that would humble most.

I know I was impressed.

A few of his designs.

http://FantasticContraption.com/?designId=4687429

This one is awesome and caused me to smack my forehead.

http://FantasticContraption.com/?designId=4713988

http://FantasticContraption.com/?designId=4681538

Start and stop this one then start again and it will work:
Mission to mars (hint: use spacebar to start and stop)

http://FantasticContraption.com/?designId=4675922

This one made me bust out laughing in disbelief:

http://FantasticContraption.com/?designId=4505535

Same with this one it will make you laugh.

http://FantasticContraption.com/?designId=4506454

Same concept as above:

http://FantasticContraption.com/?designId=4505335

Last one:

http://FantasticContraption.com/?designId=4492845

He also found glitches int he program if you want to see them.