A simple game:-Print and cut out these cards. Give at least 2 per student.-Tell students to write a number behind each card (between 1 and 50, or 1 and 25 to make it easier)-Students walk around and meet other students. Rock-paper-scissors-Loser asks "How much is...?"-Winner has 3 chances to correctly guess the price (can give a $5 margin of error)-If guessed correctly -> keep the cardStudent with the most cards at the end of round wins.
There's a lot of material in this lesson in the 2011 National book folder "Lesson 5 - May I Help You?"http://waygook.org/index.php/topic,1293