25 interactive flashcards covering scarcity, opportunity cost, the production possibilities curve, comparative advantage, and supply and demand. Tap a card to flip it.
Active recall is the most effective way to study. Look at the term, try to say the definition out loud before tapping to flip. If you got it wrong, mentally note it and come back to it.
For best results, run through all 25 cards three times in a row — the first pass introduces the material, the second tests your memory, and the third locks it in. Hit shuffle on later passes so you're not memorizing the order.