Mark Rober, the entertaining science ... with a challenging series of puzzles to solve. Rober put the bird through a nine-part obstacle maze that was very specific to the bird’s skills and ...

[Mark Rober] has a bird feeder in his back yard. Also, squirrels who eat the seed. So, as one does, he built a nine part squirrel obstacle ... they go through a tube maze to a room full of laser ...