Elementary school children raise their hands with their answers during the 26th American school soroban contest in Tokyo

 
Elementary school children raise their hands with their answers during the 26th American school soroban contest in Tokyo
Elementary school children raise their hands with their answers after using the traditional Japanese calculating tool called the soroban (abacus) during the 26th American school soroban contest in Tokyo May 22, 2008. Over 100 children from American schools in U.S. military bases in Japan participated in the competition. REUTERS/Toru Hanai (JAPAN)