"Compare These..." is a series of nine student puzzle books each comprised of one hundred sixty five inequality puzzles. They serve to promote number sense, logical and mathematical reasoning, and communication skills essential to every student’s mathematics education.
While similar to the entertaining and popular inequality puzzles known as "Futoshiki", "Compare These..." puzzles have the added advantage of not being restricted to comparing whole numbers 1, 2, 3, ..., n, in which n denotes