If you have been looking for the middle ground between your basic building sets and the (somewhat expensive) Lego Robotics (Mindstorms) sets, check out the LEGO Power Functions series. Add power and even a remote control to your creations. And the price is right, too!
Add a spin to your Power Functions models!
Ultimate control over your Power Functions creations!
Power up your LEGO® Power Functions!
Extend the reach of your Power Functions!
Take control of your LEGO® Power Functions motors!
Light things up with LEGO® Power Functions!
Major realism – major lifting power!
Add more power to your LEGO Power Functions!
Add remote-control functionality to your LEGO models!
Powerful rotation for your Power Functions!
Lift, fly and go!
Take your TECHNIC building off-road!