If Sid doesn't fill up his chore chart with stickers, he'll never get a new Turbo-Mega-Rocket ship toy.

Sid loves his little rolie polie bugs, but they're so little he can't figure out how they move.

Sid brings home a jar from school, filled to the top with seashells. He's determined to guess how many there are.

Sid is troubled . . . he wants to know how to measure a giant blue whale with his ruler.

Sid has quite a collection of science tools in his room but he can't figure out which one is his favorite!

Sid wants to know why his beloved yellow banana has turned brown and mushy.

When Sid's shoes don’t fit, he declares that his shoes must be shrinking.

Sid wakes up and discovers that his ice pops melted!

Sid wants to know how his Grandmother always makes perfect pancakes.

Sid isn’t too thrilled that his favorite shirt shrunk, his shoes don’t fit anymore and his Mom changed his favorite toothpaste.

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.

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 notices that when he covers his ears with his hands, everything sounds quieter.

Sid wants to know about all his different senses.

Sid wonders if you really do have to brush your teeth every single day?

Sid declares that he shall only eat birthday cake for every meal!

Sid's parents tell him to wash his hands to keep away germs. But Sid can't see any germs on his hands, so why should he wash them?

Sid decides to sit and watch television all weekend long.

Sid wonders what is the best way to always stay healthy?

When a wheel falls off Sid’s favorite toy truck, he tapes it back on - but now the wheel won’t spin!

Sid wonders how he can lift up his big, heavy stuffed animal dinosaur onto his bed.

Sid believes that he has discovered a new invention to put toys away!

Sid wonders how he can lift his heavy box of toys way up to his treehouse.