Get your students thinking logically with 35 challenging, fun, and effective activities-including 10 exciting new problems to solve! The updated edition brings learners together to work cooperatively as they make deductions and draw inferences to solve problems. Each activity has 6 clues that you can cut up and distribute to student groups. After each student has read a clue, the group works toward a solution, using truth tables, listing possibilities, and designing charts or diagrams to solve the problem. Keep your students interested and thinking with this easy-to-use, revised, and reproducible book.