Season 12 Episodes
1. Other People Who Help
2. Caring About
3. Wondering
4. Anticipation
5. Collection
6. Delivery
7. The Whiners
Bungle spends all day complaining about every little thing, everyone else joins in which makes Geoffrey so angry he threatens to "Go for a walk". Zippy then throws a Cake across the room meant for Rod, Jane and Freddy's tea party.
8. The Know-It-Alls
Getting tired of Zippy's insistance that he knows everything, the Rainbow gang act out the story of Mr Know It All, a man who thinks he knows everything.
9. The Moodies
The Rainbow picnic is canceled when it rains. Rod, Jane and Freddy sing "Smile, Smile" to make everyone feel happy again.
10. Bossy Boots
Zippy runs around demanding everyone go to the park. Zippy tells Rod his plinky plonk music sounds terrible and demands he write a song about going to the park.
11. Can I
Everyone is making Jane a present for her birthday.
12. Must I
Bungle doesn't want to put his toys away, Freddy falls over them and gets angry. Geoffrey explains to Bungle that that there are certain things they must do, even when they don't want to.
13. Tricks and Jokes
George and Zippy play some jokes on Bungle. Bungle and Zippy try to trick Freddy but he's 'one step ahead of them'. Rod, Jane and Freddy sing "The Joke's On Me".
14. Magic
15. Juggling and Balancing
16. Clowning
Geoffrey pretends to be a clown in a clown act with Rod, Jane and Freddy. He then explains you don't need to dress up with face paint to be a clown. We then see some footage of a female clown entertaining some children.
17. Who Saw It
18. Who Heard It
Geoffrey is in the garden trying to call the rainbow house cat in, but can't find it. upstairs Bungle, Zippy and George hear strange noises and keep running down stairs, Freddy and Geoffrey (who are chatting around a table) think they are making it all up.
19. Living Together: Episode 1
20. Living Together: Episode 2
21. Facial Disguises
Everyone is dressing up to go to a fancy dress party.
22. Body Costumes
Following directly from the previous episode, It's fancy dress party day.
23. High in the Sky
24. Under the Sea
25. In the Ground
26. On Top of the Mountain
27. Sardines in a Tin
28. Room to Spread
29. Fit and Healthy: Episode 1
30. Fit and Healthy: Episode 2
31. Invisible
32. Hanging On
33. Mystery Bag
34. Vanishing Box
Bungle, Zippy and George meet a magician and try to copy his tricks. Rod, Jane and Freddy sing "Vanishing Act".
35. The Abuse of George
Everyone is taking advantage of George, people give him too much to do, make him to their jobs and blame him for everything. Geoffrey, Zippy and Bungle go for a walk and make George stay at home to wait for Rod, Jane and Freddy. He feels very sad and sings a sad sad song. Rod notices George and sings with him, letting him know he is a friend, he has a place and is appreciated.
36. George Won't Ask
Follows on almost directly from the last episode. George is too shy to ask for help, Geoffrey explains that it's okay to ask for things, and say no. George begins to be bolder