Campers watch as one team's EV3 robot rolls toward its mission.

Campers watch as one team’s EV3 robot rolls toward its mission.

About 20 local children spent this week trying to rescue astronauts and rovers stranded on faraway planets. Or at least…they built Lego robots that simulated those missions.

Listen to an audio postcard from the camp here:

Hunter Matthews, 12 Miles Johnson, 10, program their EV3 robot on the computer.

Hunter Mathews, 12 Miles Johnson, 10, program their EV3 robot on the computer.

The First Lego League camp at Fawn Mountain Elementary School was led by a teacher from Minnesota who travels to Juneau, Skagway, and Ketchikan teaching kids about Lego robotics.

Paul Keeney, a teacher from Minnesota, led the Lego robotics camp. It's his third time in Ketchikan.

Paul Keeney, a teacher from Minnesota, led the Lego robotics camp. It’s his third time in Ketchikan.

Parent and teacher volunteers are planning a First Lego League robotics competition this fall for Ketchikan kids.

Evie Posey and Mason Baxter explain what their EV3 robot can do.

Evy Posey and Mason Baxstrom explain what their EV3 robot can do.