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Already checked? You can find even more exciting videos in the Checker World of the ARD media library: https://1.ard.de/checkerwelt. ???? The technicians at the German Aerospace Center are checking whether Checker Tobi is suitable for space travel. ???? Checker Tobi is now also available to listen to. The CheckPod in the ARD audio library: Checkpod at: https://www.ardaudiothek.de/rubrik/fu... * Comments are disabled to protect minors. Please feel free to email questions or comments to [email protected].