Unlock your potential with “Challenging Problems in Geometry” from The Bookish Owl. This essential geometry book, perfect for high school students and educators, offers nearly 200 nonroutine problems designed to deepen mathematical understanding. Explore topics from congruence and the Pythagorean theorem to circles and cyclic quadrilaterals. Arranged by difficulty, each problem includes hints and detailed solutions, making it an ideal supplement to standard geometry textbooks. Enhance your problem-solving skills and discover new mathematical insights with this classic Dover publication, ISBN 9780486691541. Boost your geometry mastery today!