What do dinosaurs and robots have in common? You might not believe it, but it's a lot! Find out inside, when you go from biology to technology as you explore the worlds of dinosaurs and robots. Real robots have been around for less than a century and have been used for a variety of purposes. Some dinosaur robots are at the cutting edge of robot research. For years, experimental "dinobots" have been helping scientists and engineers test out different ways of walking. This robot has two legs for walking and a tail to keep it balanced--just like the real T. rex. Robotic T. Rex is sure to inspire young scientists everywhere.