| Author/Contributor(s): | Zwart, Emma; van der Geest, Delano |
| Publisher: | Clavis Publishing |
| Date: | 11/25/2025 |
| Binding: | Hardcover |
| Condition: | NEW |
Brian Brainteaser is an inventor. In his laboratory, he creates the most awesome machines, devices, gadgets, and mechanisms, from an automatic tooth brusher to a robot that does your homework, and from a mega music-making machine to a popcorn popper deluxe. But what’s the greatest invention of all time?