Season 3
Episodes
1. Space
Unknown air date
Skeleton boards a rocket for a journey to the moon and the outer planets.
2. Musical Instruments
Unknown air date
Ms. Principal coaxes everyone to form a band for an upcoming competition.
3. Snow
Unknown air date
The classroom window id not closed, allowing a snow drift to clutter everything. It doesn't stop Professor Iris and the class from their lesson on snow.
4. Fish
Unknown air date
Ms. Principal brings a goldfish to the classroom. Iris and the class try to cheer it up.
5. Dancing
Unknown air date
Professor Iris is in a dancing mood, and so is Ms. Principal. Only Skeleton seems to go against the flow.
6. Cats
Unknown air date
No overview available.
7. Wind
Unknown air date
No overview available.
8. Presussion Instruments
Unknown air date
No overview available.
9. I Feel Sick
Unknown air date
No overview available.
10. Olympic Games
Unknown air date
No overview available.
11. Castles
Unknown air date
Ms. Principal appears to be trapped in a castle turret, and it's up to Professor Iris and his class to try and rescue her.
12. Water
Unknown air date
No overview available.
13. When I Grow Up
Unknown air date
No overview available.
14. Cold Places
Unknown air date
No overview available.
15. Rivers
Unknown air date
No overview available.
16. Shoes
Unknown air date
No overview available.
17. Friendship
Unknown air date
No overview available.
18. Dinosaurs
Unknown air date
No overview available.
19. I'm Scared
Unknown air date
No overview available.
20. Games
Unknown air date
No overview available.
21. Dreams
Unknown air date
No overview available.
22. I Can Count
Unknown air date
No overview available.
23. Hot Places
Unknown air date
The school's heating system has broken down, forcing everyone to bundle up. On top of that, Ms. Principal has a cold. Professor Iris whisks here to his magic chalkboard to experience the desert.
24. Turtles
Unknown air date
Skeleton can't fathom that a turtle could beat a hare in a race. Professor Iris whisks the entire class into the turtle's environment, where a turtle races Skeleton dressed as a hare.
25. Garbage
Unknown air date
Skeleton's ""little snack"" grew to four times what he really ate and about eight times the amount of garbage he thought he'd produce. With the classroom a mess, Professor Iris puts Skeleton on the job as a garbage collector.
26. Boats
Unknown air date
Ms. Principal has found what appears to be a treasure map. Thus Skeleton and Plant board a boat, where Professor Iris holds his lesson.