From Axiom Innovations:
US History Flashcards is a computer program that contains over 1400+ US History flashcards. This program offers an inexpensive and effective way to review the material that will be on the AP US History Exam.You can add your own questions. Is a comprehensive review of all the important events, facts, and concepts that a student will need to know to do well on the AP US History Exam. Use "Spaced Learning" to put all the information into long term memory. Use the Leitner System to only study information you struggle with. Don't waste time reviewing information you already know.