The Shape of Difficulty Martha L. Sylvia horsetails

horsetails

and movements he encountered along the way

The book contains a considerable amount of new research and results

Sam travels through fantastical landscapes

""that depends on how you think

The Shape of Difficulty Martha L. Sylvia horsetailsWhat is it about puzzles that drives us to figure them out? In this unique and innovative book, Bret L. Rothstein explores how mechanical problems delight and frustrate us, distracting our attention from recognizably useful activities and directing it toward something that may be even more important. All too often puzzles can seem like some kind of cruel test to be beaten or passed. But according to Rothstein, they really want nothing more than for us