The Gedanken Institute Book of Puzzles
The Gedanken Institute Book of Puzzles, published in 2012, includes over 60 illustrations by Danielle and is used in both undergraduate and graduate courses that teach students problem solving skills.
The Gedanken Institute Book of Puzzles, published in 2012, includes over 60 illustrations by Danielle and is used in both undergraduate and graduate courses that teach students problem solving skills.