Here is another robotics kit that teaches kids and adults more about technology. The SMDT DIY Robotics Kit has 16 servos and 346 parts and connectors. It can be controlled using and iOS or Android device. The robot has a rechargeable 850 mAh battery and overcharge protection.
This robot comes with 40 pre-programmed moves but you can add your own. Costs under $240 at this time.