We are the publisher, The Critical Thinking Co. and this is a brand new book in the latest edition. Description Move over Sudoku, here come the award-winning Balance Benders™! You can use these activities as quick, fun logic problems or as stepping stones to success in algebra. Students develop problem-solving skills and pre-algebra skills as they solve balance puzzles that are more fun and addictive than Sudoku puzzles! Students must analyze each balance to identify the clues, and then synthesize the information to solve the puzzle. Try one—and then try to stop! Balance Benders™ puzzles spiral—gradually introducing more challenging concepts to give students the confidence and ability to master algebra word problems. These concepts include: Deductive ThinkingPre-AlgebraAnalysisCommutative PropertyDistributive PropertyAssociative PropertySubstitution Property of Equality and InequalityAddition Property of Equality and InequalitySubtraction Property of Equality and InequalityMultiplication Property of Equality and InequalityDivision Property of Equality and Inequality