Earth to Luna!

Episode 2

Do Fish drink Water?

A day at the beach gets the kids wondering: Do fish drink water?

Episode 3

Twinkle twinkle Little Star

It's an interstellar adventure as Luna and friends find out why stars twinkle.

Episode 4

Martians, Martians, Martians

The gang become robots to explore the surface of the planet Mars.

Episode 5

The Waggle Dance

After the ballet, Luna notices bees communicating through dance.

Episode 6

Banana Seeds

Luna wants to plant a banana tree, but where are a banana's seeds?

Episode 7

On the Rings of Saturn

After discovering Saturn's rings, Luna and the gang wonder if they can walk on them.

Episode 8

The Tale of Kale

Luna and friends investigate the mystery of some missing kale.

Episode 9

That Just Rained Smell

To learn about that fresh, just-rained smell, Luna, Jupiter and Clyde become radishes.

Episode 10

How Water Became Rain

Luna becomes a water drop to learn how water becomes rain.

Episode 11

Luna's Lunar Quest

A howling dog and a full moon send Luna and friends to the lunar surface.

Episode 12

Mirror, Mirror on the Wall

Foggy mirrors in Luna's house get her thinking about condensation.

Episode 13

In Clyde's Eyes

Clyde's grooming day gets the gang wondering what the world looks like through an animal's eyes.

Episode 14

Strong as an Ant

Luna and friends discover that ant colonies rely on strength and teamwork.

Episode 15

Shooting Stars

The gang sees an amazing backyard sight: a shooting star!

Episode 16

Ice Giants

When Clyde's toy boat sinks, the friends get curious about icebergs.

Episode 17

As the Bread Rises

Munching on delicious rolls at the bakery, Luna wonders what turns dough into such a fluffy treat.

Episode 18

Luna Saurus Rex

The gang checks out the zoo's new dinosaur exhibit.

Episode 19

Butterfly Feet

Luna and friends notice interesting butterfly habits.

Episode 20

Wings of a Bird

Luna investigates how birds fly after discovering a nest in her garden.

Episode 21

It All Falls Down

A dropped ice cream cone and Igor's astronaut sticker album makes the gang wonder about gravity.

Episode 22

Flying Lights

The friends become intrigued by lightning bugs.

Episode 23

A Snail Tale

While playing with a pet snail, Luna wonders what it's like inside her shell.

Episode 24

Nighty Night, Sun

A sunset inspires the gang to find out where the sun goes at night.

Episode 25

Reaching the Rainbow

A rainbow inspires the kids to learn more about the "why" behind it.

Episode 26

The Sinking Grape

A lost orange leads Luna and friends to the concept of flotation.

Episode 27

Blowing Bubbles

Luna and Jupiter wonder why bubbles are always round.

Episode 28

Drawings in the Sky

The gang must become stars in space to learn how to find constellations.

Episode 29

A Cat's Whiskers

Finding a lost kitten, Luna and Jupiter question why cats have whiskers.

Episode 30

Up, up and Away

The gang turn into hot air balloons to learn how they stay up in the sky.

Episode 31

Salt of the Sea

Watching fish at the pet shop, the friends want to know why salt water is salty.

Episode 32

Great Craters!

Wondering how the moon's "holes" formed, the kids discover craters.

Episode 33

Do Re Me Fa-lute

Jupiter and his friends ask how his new pan flute makes noise.

Episode 34

Gecko Glue?

A gecko lizard in the kitchen sparks the question of how it sticks to surfaces.

Episode 35

Snow Day

A snow day encourages the gang to question what snow is.

Episode 36

Popcorn A-Poppin'

Luna and Jupiter try to determine how a kernel of corn pops into their favorite treat.

Episode 37

A Tale of Tails

The kids become critters and ask the question: Why do animals have tails?

Episode 38

Flowers & Fruit

The gang is surprised to learn that oranges start out as flowers.

Episode 39

Spinning Webs

After finding webs in the backyard, the friends explore how spiders make them.

Episode 40

One Thunder, Two Thunder, Three!

Luna teaches her dad's trick for determining the distance of a storm.

Episode 41

A Dog's Paws

The gang witnesses some strange behavior from Dr. Jane's dog, Snowball.

Episode 42

The Superstar

Luna and friends wonder if the sun is a planet, but they think it's not.

Episode 43

Camouflage

When they can't find Clyde, the friends find themselves thinking about camouflage.

Episode 44

How old Are You?

Clyde's birthday inspires the gang to figure out how old a tree is.

Episode 45

The Wonderful Forest of Chocolate

After learning that chocolate comes from a tree, Luna and friends have to know more.

Episode 46

Silkworms

A gift from China inspires the kids to learn about silk.

Episode 47

Slip-sliding Along

The friends turn into toy cars to experience moving across different surfaces.

Episode 48

Shadows

The gang learns about shadows and makes some fun experiments.

Episode 49

Echo-echo-echo

Luna and friends discover what an echo is while walking through a tunnel.

Episode 50

Roly Poly Fun

The gang learns about the roly poly bug and why it curls up into a ball.

Episode 51

Pretty Bird

A neighbor's parrot soon has the gang pretending to be pirates at sea.

Episode 52

One Thing Becomes Another

A plastic yogurt cup inspires Luna and friends to learn more about recycling.