Looking for an online class in robotics?
The University of Reading has a free class called Begin Robotics through Future Learn. The class is 4 weeks long. Check for when the next class starts.
For other online classes try The University of Pennsylvania’s various robotics classes through Coursera.
If you are the DIY type, here are some good resources for parts.
Adafruit – DIY kits and excellent tutorials
Sparkfun – DIY kits and parts
Digikey – parts
Pololu – robot parts, wires
Solarbotics – kits and BEAM resources
Makershed – Make magazine’s store
Tayda – cheap basic parts
The Soldering Station – Soldering supplies and how to’s
Tools We Like & Use
Extech EX330 Autoranging Mini Multimeter
ESP 8266 – very cheap microcontroller with WiFi