What adults often take for granted in life's minutiae frequently delights children. For six year old Luna, the earth is a giant laboratory for her to explore with her little brother, Jupiter, and her pet ferret, Clive.
Luna, her brother Jupiter and her pet ferret Clyde are stargazing at the ranch when they realise there are more stars here than back home in the city! But why? (S3, ep 1)
The trio are not quite ready to sleep so they decide to try dreaming about the fun things they want to do on the farm - until Luna questions, why do we dream? (S3, ep 2)
Nighty, Night Horseys: Luna, Jupiter and Clyde are curious as to why they never see horses laying down. Do horses sleep standing up? (S3, ep 3)
Luna, Jupiter and Clyde wonder how it is that Captain the dog always knows that Grandpa's home before anyone else. (S3, ep 4)
The trio are giving Grandma's pig a bath. But as they turn their backs, he's right back to wallowing in the mud! Why do pigs love the mud so much? (S3, ep 5)
Atchoo!!: Luna, Jupiter and Clyde are in the garden when Luna suddenly has a great big sneeze. But why did Luna sneeze? And what is a sneeze anyway? (S3, ep 6)
The trio are surprised to find themselves covered in funny little prickly things after a hike on the ranch. What could it be? (S3, ep 7)
Luna, Jupiter and Clyde are confused about whether we live in or on the planet Earth. After a trip to an observatory, they only find themselves with more questions! (S3, ep 8)
The trio are having fun in the pool playing a game about outer space when Luna and Jupiter get to wondering, is it possible to live on Mars? (S3, ep 9)
While taking care of things on the ranch, the trio discover that it's possible to make cheese. But when they try it out, something's not quite right with the recipe. (S3, ep 10)
Luna is intrigued when an onion brings tears to Grandpa's eyes. Why would an onion make him cry? (S3, ep 11)
Grandma is taking the trio for a little flight in her airplane. As they soar through the clouds, Luna finds herself curious - can you walk on the clouds? (S3, ep 12)
When their good friend George comes to visit, Jupiter and Luna are surprised that he's grown so much since the last time they saw him. How could that be? (S3, ep 13)
Watching Grandma flying her plane gets Luna wondering, how do airplanes fly? Time for another make-believe to get the answers to this puzzle! (S3, ep 14)
As Luna, Jupiter and Clyde are taking care of the chickens, they are surprised to find the rooster crowing. Why would he be crowing so late in the morning? (S3, ep 15)
Fascinated by Grandpa's old radio collection, Luna, Jupiter and Clyde try to discover what makes radios work. (S3, ep 16)
A flea jumps from Captain the dog onto Jupiter and it gets everyone wondering, why does the flea jump? The trio leap into another make-believe to find out! (S3, ep 17)
Magnetised: While building a little metal car, Luna, Jupiter and Clyde accidentally get a magnet stuck to it. Why do magnets stick to some things and not others? (S3, ep 18)
After riding horses at the ranch, Luna heads to the stable to wash up. But why do they need to wash their hands when they don't even look dirty? (S3, ep 19)
While taking a plane ride with Grandma, Jupiter spots the moon out during the day. He gets to wondering, why can't planes fly to outer space? (S3, ep 20)
Stargazing one night at Plum Creek, the trio notices something very curious up in the sky: a great big long whitish streak! What could it be? (S3, ep 21)
Sweet Sweet Fruit: While the trio are picking oranges, Jupiter wants to try a green one that hasn't quite ripened yet. It gets them all wondering, why is fruit sweet? (S3, ep 22)
When the trio see Grandpa and Galileo using pulleys and levers to do some really heavy work, it gets them wondering how these tools work. (S3, ep 23)
While playing with some stamps in Grandpa's shop, Jupiter stumbles upon a fish fossil. But what exactly is a fossil? (S3, ep 24)
On a picnic down by the lake, Luna, Jupiter and Clyde see some ducks swimming but realise that the ducks aren't wet! What could be the duck's secret? (S3, ep 25)
While Luna and Jupiter are picking vegetables in the garden, the green and yellow peas get Jupiter wondering why people have different eye colours. (S3, ep 26)