Electrical Engineer Paul Hines answers our questions for the second half of our electricity live call-in program.

How do trains work?

Experimental archeologist and decades-long ancient tool enthusiast Angelo Robledo is as passionate as an ologist can get.

Alie went off the rails at the Henry Ford Museum in Dearborn, Michigan talking to an official ferroequinologist and curator Matt Anderson — who confessed to some youthful railroad mischief, delivered a succinct slice of U.S. History, has train movie recommendations and discussed cars vs. trains in the great transportation debate.

Hear inspiring tales of travel, art, adventure and putting engineering to good use from a former rocket-science turned professional do-gooder.

Topics covered: the definition of a robot, artificial intelligence, the gateway to her thirst for engineering power, plastic animals, and topless grandmas.

How can we use math and computational thinking and an understanding of the benefits and drawbacks of various fuel options to design an efficient public bus system?

Exploring properties of matter, motion, force, engineering design process.

Kinetic and potential energy, energy transfer, inertia, newton’s laws, engineering design process.

Engineering design process, pushes and pulls (forces), motion, gravity, friction.

Engineering Design Process, Caine’s Arcade, Building your own arcade/carnival game.

Literacy, Engineering Design Process, Design Challenges.