When an army of ants discovers the candy Jenny has hidden in the clubhouse, she uses science to try to lure them away before anyone else finds her secret stash.

A boy with an amazing sense of smell becomes the "Family Nose" when his parents and siblings all come down with colds and cannot smell disgusting and dangerous odors around the house. Includes facts and activities related to the sense of smell.

When Andy forgets to do his science homework, he luckily manages to complete the plant scavenger hunt on his way to school.

After a shy girl named Irene learns about animal camouflage, she tries to avoid being noticed at a party and at school by blending in with her surroundings.

While trying to dig a swimming pool in their backyard, Ryan and Katie discover what they think is a dinosaur bone.

In an attempt to reclaim the playground, Trevor figures out how to use an uneven seesaw to teach Buzz and his bully buddies a lesson.

Pete is good at playing practical jokes on his friends at camp, but they use science to find a way to pay him back.

Ben is worried when his friend "Speedy" Sara slows down just before the soapbox race, but she is using science to improve her chances.

When fourth grader Ellie and her mother leave their home in Oregon to spend a winter in Melville, California, Ellie misses her friends, but she makes new ones in school as they study monarch butterfly migration and prepare for the town's Monarch Festival.

After cousins Kyle and Jenna discover how their older siblings managed to scare them by using shadows, they use the same trick to get revenge.