A young peasant boy convinces his poor but wise father to enter a contest to solve the warlord's puzzle, which is actually the original tangram. Recommended by the Califorina Department of Education.
Virginia Walton Pilegard wrote The Warlord's Puzzle as part of a teaching unit that uses informal geometry to strengthen students' visual learning abilities. Mrs. Pilegard studied elementary mathematics and completed both a B.A. and M.A. in Education. She then went on to teach elementary grades and in juvenile correction schools.