While it is always better to have a real robot to play with, a good Python robot simulator is much more accessible and is a great place to start.

The event welcomed robot enthusiasts to prototype innovative ideas using the Enchanted Tools robot simulator, and then bring those ideas to life on one of only 20 Mirokai robots currently in existence ...

The Python is a remote controlled heavy-duty mobile vehicle/robot designed to perform reconnaissance and surveillance in difficult and hazardous environments by remote field operatives. From ...

Tailored to meet the needs of hazmat, CBRN, military, homeland security and law enforcement agencies, the Python HTR (hazmat, tactical, reconnaissance) from Simulator Systems ...