On a pirate ship in the sea, Checker Tobi discovers a message in a bottle containing a mysterious riddle about the secret of our planet. To solve it, he undertakes an adventurous journey and travels ...

In «Checker Tobi and the Journey to the Flying Rivers», everything revolves around a mysterious treasure chest that Tobi receives one day. But the chest is locked, and only one person has the key: ...

Checker Tobi (Tobi Krell) is cleaning out the basement with Marina (Marina Blanke) when he stumbles upon an old riddle from his childhood: Who leaves the deepest footprints in the earth? His search ...

Today, Tobi checks which garbage goes into which bin and what happens to our waste afterwards. He accompanies Roland and Werner from the waste collection service. They explain to him what sorting is ...