A method to learn facts, concepts or vocabulary by heart.
Take a card
Think of a response
Turn the card and check your response
Put the card away
First, all cards are in the first compartment.
If you have answered a question correctly, put it in the next compartment.
When the first compartment has been emptied, start on the second one.
If you answer correctly, move the card to the third if not, move it back to the first.
Note cards and a box with dividers. Questions can also be assembled electronically and printed with the computer.