Caillou the Jungle Explorer (French Title: Caillou l’explorateur) is an episode in Season 1.
Plot[]
Caillou and Caillou's Mommy are getting ready to work in the garden. After a while Caillou goes exploring behind the bushes in his yard and sees Sarah she shows him a magnifying glass and they look at bugs including a caterpiller and a ladybug. Then Caillou's Mommy calls them. They don't hear her but then there is some thunder the two get scared and then find Caillou's Mommy and notice dark clouds coming so they quickly go inside before it starts to rain.