Students in pairs have three cards. They put the cards face up on the table, and one student tries to remember the order. The other student turns the cards face down, and is allowed to slowly shuffle them into new positions, two at a time. They can make only three changes. The first student tries to remember.
Students have three cards each.
If the winner can supply the correct answer, they take the card from the loser. The aim is to get the most cards and not lose any. Students have three cards each. The loser has to select a card, but shows only the back of the card to the winner. If the winner guesses correctly, they take the card.