Sid the Science Kid Season 3 Episodes

Episode 1

Encyclopedia of Discovery: Primary Colors

Thu, Jan 29, 2026

When Sid sees a beautiful rainbow in the sky, it leads him and his friends to learn about the three primary colors: red, blue and yellow! After learning all the colors, the kids then mix them together to make lots of new colors, like green, purple, orange and even black!

Episode 2

Encyclopedia of Discovery: Reading a Clock

Thu, Jan 29, 2026

Episode 3

Encyclopedia of Discovery: States of Water

Thu, Jan 29, 2026

When Sid sees steam coming from the tea kettle, he wonders how water turns to steam. At school, Teacher Susie explains how can turn into different forms, like ice or steam, depending on its temperature.

Episode 4

Encyclopedia of Discovery: Ants

Thu, Jan 29, 2026

Episode 5

Encyclopedia of Discovery: Recycling

Thu, Jan 29, 2026

When Sid sees a big truck come to pick up his family's recycling, he wonders why we have to sort out our trash. Teacher Susie explains to Sid and his friends that that the reason we sort out our trash is so that new, useful things can be made out of our old plastic, metal, glass and paper.

Episode 6

Encyclopedia of Discovery: Illusions

Thu, Jan 29, 2026

When Sid feels like the pancake that Zeke got at breakfast is bigger than his pancake, Mom and Dad explain that things aren't always what they appear to be. To illustrate their point, Mom and Dad show Sid lots of optical illusions where things look like one thing, then turn into another.

Episode 7

Encyclopedia of Discovery: Energy

Thu, Jan 29, 2026

Episode 8

Encyclopedia of Discovery: Clouds

Thu, Jan 29, 2026

Episode 9

Encyclopedia of Discovery: Sleep

Thu, Jan 29, 2026

Sid doesn't understand why he needs to go to sleep every night, so he and his friends decide to investigate sleep. Teacher Susie explains that while they may not like to go to sleep, they have to because sleep helps your body rest and gives you energy that you'll use when you sleep.

Episode 10

Encyclopedia of Discovery: Maps

Thu, Jan 29, 2026

Episode 11

Encyclopedia of Discovery: Classifying Animals

Thu, Jan 29, 2026

Episode 12

Encyclopedia of Discovery: Stars

Thu, Jan 29, 2026

Episode 13

Encyclopedia of Discovery: Planets

Thu, Jan 29, 2026

Episode 14

Encyclopedia of Discovery: Pollination

Thu, Jan 29, 2026

Sid loves his honey flavored cereal, but doesn't understand why there is a bee on the box. Sid's Dad explains to him that honey is made by bees, which gets Sid curious. What else do bees do? Teacher Susie then teaches Sid and his friends all about how bees are responsible for pollination.

Episode 15

Encyclopedia of Discovery: Seasons

Thu, Jan 29, 2026

While out investigating leaves in the yard, Sid wonders why all the leaves have to turn brown, but Dad explains that's just what happens in Autumn. This leads Sid to wonder about all of the other seasons, so he and his friends talk about which seasons are their favorites and why.

Episode 16

Encyclopedia of Discovery: Gravity

Thu, Jan 29, 2026

Sid and his friends decide they are going to throw a ball so high in the sky that it never comes back down, but they can't do it. Teacher Susie then explains to the kids that the reason the ball always comes back down is gravity, which is the force that pulls everything towards the ground.

Episode 17

Encyclopedia of Discovery: Trees

Thu, Jan 29, 2026

Episode 18

Encyclopedia of Discovery: Making Cartoons

Thu, Jan 29, 2026

Episode 19

Encyclopedia of Discovery: Earthquakes

Thu, Jan 29, 2026

Episode 20

Encyclopedia of Discovery: The Water Cycle

Thu, Jan 29, 2026

Sid wonders where all the water in the world comes from, so Teacher Susie decides to have a lesson about the water cycle. Sid and his friends learn that water evaporates, fills up clouds, then falls back down to the earth as rain, filling up rivers, streams and other bodies of water again.

Episode 21

Encyclopedia of Discovery: Eclipse

Thu, Jan 29, 2026

Episode 22

Encyclopedia of Discovery: Volcanoes

Thu, Jan 29, 2026

Episode 23

Encyclopedia of Discovery: Music

Thu, Jan 29, 2026

Episode 24

Encyclopedia of Discovery: The Ocean

Thu, Jan 29, 2026

Episode 25

Encyclopedia of Discovery: Electricity

Thu, Jan 29, 2026

While Sid plays with his flashlight, he wonders exactly how lights work. At school, Teacher Susie explains to Sid and his friends that all lights need some kind of electricity to work, whether it comes from batteries, like a flashlight, or an electrical plant, like the lights in your house!

Episode 26

Encyclopedia of Discovery: Drawing

Thu, Jan 29, 2026