Kids stop, think, and predict as they solve skill-building word problems.

This revised edition offers 30 specific strategies, readily integrated into daily lesson plans, to help K-12 students extend their thinking capabilities and rai

Learn how to incorporate rigorous activities in your math or science classroom and help students reach higher levels of learning. Expert educators and consultan

Learn the techniques of critical thinking and problem-solving with these "fun to think about" subjects. The problems, ranging from easy to hard, are always fun