There's still time! Find the perfect Father's Day gift with store pickup | Shop NowThere's still time! Find the perfect Father's Day gift with store pickup | Shop Now
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"Hugely entertaining." –Mac Barnett for The New York Times

Does something exist even if you can’t see it? A humorous bedtime story for budding philosophers.


“There's a rhinoceros in my room!” Ludwig claims. His father doesn't think so. He looks for the huge pachyderm in every corner, but he just can't find it. There CANNOT be a rhinoceros in Ludwig's room. It's way too small for a rhinoceros. But Ludwig shows his father that something can be there, even if you can't see it.

Young children wil...