Building an FLL drive base is the second most crucual thing the team will do after breaking down the game by reading the rules. Here are some videos and tutorials on building a good drive base that you can use to get up to speed on making this FLL season more successful.
The first three videos give you a great understanding of what a base is.
This next video shows you how far you can take LEGO robotics…..do not attempt unless you want to get really smart, like rocket scientist smart.
Here are some building tips that can get you started if videos are not your thing