The series opener about an inquisitive preschooler who investigates the world around him finds Sid questioning the need for charts after he sees how far he has to go on his chore chart to receive a promised toy rocket.
Sid is introduced to a cool scientific tool at school: the magnifying glass. He and his pals use it to investigate freckles, pebbles and roly-poly bugs.
Sid tries to figure out how many seashells are in a jar, but there are too many to count. At school he learns a new way to determine the number: estimation, which he uses to come up with a number for the seashells, as well as for leaves and stars.
Sid tries to measure a blue whale with his ruler, but finds whale's too large. At school he learns that nonstandard measurement can help him determine the whale's length.
Sid and his friends review his scientific tools, which include a chart, an estimation jar, a magnifying glass and a ruler, when he tries to determine which one is his favorite.
Sid investigates when his prized yellow banana turns brown and mushy.
Sid thinks his shoes are shrinking when they no longer fit him, but he learns that while they're still the same size, he has grown.
Sid sets out to learn why his ice pops melted.
Sid learns about heat while investigating the secret behind his grandmother's always-perfect pancakes.
Sid learns about change, and reviews lessons on decay, growth and heat.
Sid notices that the tag in his shirt is really itchy, and he wonders why it isn’t soft like the rest of his shirt. At school, Sid and his friends explore and learn about the different textures around them: smooth, soft, bumpy and itchy…like his shirt tag!
Sid wakes up to his favorite smell in the world, pancakes. But the yummy scent is quickly taken over by a different smell when baby brother Zeke and his stinky diaper enter Sid’s room. At school, Sid learns how smells travel through the air and arrive inside the nose.
Sid tries on Grandma’s glasses, but they make everything look blurry. Sid explores his sense of vision, and discovers that even though Grandma’s glasses make things look blurry to him, they make things look clear to her.
Sid notices that when he covers his ears with his hands, everything sounds quieter. Maybe he has super powers! Sid explores his sense of hearing, and discovers that sounds travel through the air and into our ears. So it turns out Sid doesn’t have super powers, he was just blocking sound waves from entering his ears!
Sid wants to know about all his different senses. At school, Sid and his friends embark on a quest to explore vision, hearing, touch, smell, and taste!