Here is another kit that lets you build and program a fun robot. The Prowler 4WD Robot Kit has a 9” x 10.5” chassis and premium motors with 313RPM. You also get 5.4” off-road tires. The robot has a 1/4″ ABS construction.
You get 4 Premium Planetary Gear Motors, 2 off-road tires, 2 revolver wheels, aluminum motor mount, and all the parts you need to get started.