Research and Education Association

• Pre-calculus
• The vector analysis problem solver
• The Finite mathematics problem solver
• The organic chemistry problem solver
• Reasoning Builder for Admission and Standardized Tests
• The Pre-calculus problem solver
• Electrical Machines Problem Solver (Problem Solvers)
• Strength of Materials Problem Solver (Problem Solvers)
• The differential equations problem solver
• The essentials of electric circuits
• TOEFL Testbuster w/ CD-ROM (REA) - Testbuster for the TOEFL
• CDL