SciGirls

Season 2 opens at the U.S. Naval Academy. Included: artificial oyster reefs in the Chesapeake Bay are investigated with a remote-controlled underwater vehicle.

Polar bear paws and penguin flippers help inspire the creation of a winter-ready shoe that's safe to wear on icy streets.

How the San Diego habitat is impacted by a non-native tree.

A smartphone app is created about the 1989 San Francisco earthquake.

Whether kids can multitask as well as they think they can.

Insulating an ice shanty on a frozen Minnesota lake.

Kids experiment to see which exercises they like best.

Helping a bee colony thrive.

A bicycle-powered ice cream-maker is built.

The Season 2 finale visits a forensics camp where kids join real forensic scientists to solve a mystery.