Our adventurous co-hosts check out the coolest cars around from monster trucks and solar cars to cars that drive by themselves.

Build your own skateboard ramp and shoot hoops with NBA Rookie of the year!

Jay and Elisha plug their noses and put on grubby clothes for a trip into the smelly world of garbage.

A very special boy, David McPhee, gets to go on a "really big boat!"

Join Elisha and Jay as they go on a building (and demolishing!) adventure when they must face any fear of heights.

Jay and Elisha discover a few odd and incredible things including jet fighter planes and parachutes.

Get charged up with Jay and Elisha as they explore the shocking world of electricity!

Our young hosts learn the important food facts by visiting Baskin Robbins and a potato chip factory.

Our young hosts explore the fascinating world of fire-fighting, both on the ground and above it. It's going to be one hot show!

Elisha and Jay explore Monterey Bay aquarium to learn about the care and feeding of whales, sea lions and other denizens of the deep.

Jay and Elisha blast off for outer space and get a rare space program experience.

All the grossest, scariest and most exciting moments of past shows as our co-hosts travel the continent to learn how things work.

Jay and Elisha observe how millions change hands in the Stock Exchange and how coins are made!

Buckle up as Elisha and Jay fly like eagles, checking out hot air balloons and jet engines.

Boogie into the world of music as Jay and Elisha learn how to 'scratch' like a professional DJ.

Bike plane, body-flying, wing-walking, and boomerangs.

Elisha literally flies in a vertical wind tunnel.

Elisha puts on her parka and heads way up North on a lone journey into the fascinating world of the Inuit people.

Tyler and Elisha want nothing but the truth as they help detectives survey a crime scene.

Elisha and Tyler discover our wonderfully disgusting world when they visit a recycling plant that turns rotten leftovers into animal food.

Tyler goes solo and embarks on a wild adventure in the ocean.

Tyler joins the L.A.P.D to learn how to handle a car safely in a high-speed chase and learns how to fire a gun in a reflex-test.

Tyler and Elisha set out to conquer the elements.

Enter the wonderful world of make-believe as Tyler and Elisha explain the secrets of moviemaking.

Elisha hovers above the Kilauea volcano, Tyler gets blown away by a tornado and Charlie shows us how to make a fake hurricane.