1000 flash cards with words grouped and color coded by the most popular subject areas for travel and Spanish language study in high school, college, or learning through apps. Studies prove that the physical tactile use of flash cards improves retention. Plus the mental action taken using flash cards promote active recall in the attempt to remember a word from memory, checking your answer which engages metacognition in identifying weakness, then focusing your attention efficiently, leading to confidence-based repetition as you are rewarded each time you remember a word correctly. Words that giv