Recent content by theOkilla

Oh great idea. Thanks! I'm going to try and put some rubber or something around the wheels for some extra traction. I will start by putting rubber bands around the CDs

The wheels don't spin that easily when I use my finger. My parents keep telling me that I should take the records off and use CD's on all 4 wheels. What do you think? And thanks for your help so far.

I have bearings like on skateboard wheels for that and my axles are wood. I can get the wheels to spin very quickly while holding it, but when I set it down it won't spin. Should I try and grease up the bearings? Thanks

Hey guys! I'm new to Physics Forum and I have a question. I am building a mousetrap car for my 8th grade science class and have run into a problem. I have built a pretty sophisticated pulley system using a cassette tape. The lever arm and string turn the cassette tape which turns the drive axle...