Sheldon "turns himself" into a robot and asks Leonard to take him to work. He mentions the benefits of his new self, which include showing various forms of media and not being susceptible to the same threats as Leonard.
The Titans motivate and encourage Cyborg while he pushes his limits. Cyborg does not believe in his self and wanted to give up. Cyborg is upset with the Titans for pushing him too hard.
This clip takes apart a coin sorter and explains how the inside of it works. It uses electromagnets, currents, and disturbances in magnetic fields to determine the amount of metal in the coin.
Robin wants Terra on the side of the Titans to stop evil. Robin and Terra then fight eachother. Robin wants Terra to see that she can change. Slade is controlling and using Terra. Terra does not want Robin's help or advice.