Sharpen history students' critical-thinking skills with brain-teasing activities. Parents, students, and teachers will love these fun challenges, puzzles, and l

Exercises cover each decade of the 20th century.

Help children of all learning styles and strengths improve their critical thinking skills with these creative, cross-curricular activities. Each engaging activi

Philip Roth's bestselling alternate history—the chilling story of what happens to one family when America elects a charismatic, isolationist president—is so

Provocative, challenging, and fun, The Ideal Problem Solver offers a sound, methodical approach for resolving problems based on the IDEAL (Identify, Define, Exp