Earth to Luna!

How do pearls get inside oysters? | After talking to Grandma and Grandpa on the phone, the trio wonders how telephones work.

Where do crabs go when the tide comes in? | While exploring in Brazil, Luna, Jupiter, Clyde and Alice investigate where the river water comes from.

Luna's family discovers that it's incredibly easy to float in the Dead Sea. | Why do ants walk in a line?

Luna helps Grandma plant tomatoes. | During a trip in the Caribbean, Luna, Jupiter, and Clyde notice that some islands seem to float.

Why doesn't the leaning tower of Pisa fall over? | Luna, Jupiter, and Clyde learn about perfume.

Luna's family spots a hummingbird flying backwards. | How does sunblock protect us from the sun?

Luna's family watches an air show. | Luna and her family encounter pandas in China.

The kids visit a humanitarian assistance center in Jamaica. | After falling off her bike, Luna has her arm in a cast.

Luna learns about composting. | How do glasses work?

Luna and her family take a ride on an oceanographic research boat. | What exactly is an eclipse?

Luna's family is amazed by how big the Great Wall of China really is. | The kids are surprised that some people in Amsterdam have houses on boats!

Luna's family has been invited to live and work on a space station. | What keeps the space station from falling and crashing into Earth?

The trio must enjoy their smoothies without plastic straws. | Observing Earth, Luna and the others are amazed by the wind currents.