It took me 2 years and I tried everything I could think of. Pneumatic tires, bigger wheels, stronger motors, and my favorite, a hellish jet ski/snowmobile looking thing with wheels. The last one was ugly, expensive, and will make someone a strong anchor. My father-in-law was in my garage one day and I was complaining about my latest plight and he said, "Wouldn't it be neat if you could put some tracks on it?