Each year, up to 100 children participate in the summer program.
More than 1.7 million children have participated in the programs since 1877.
By the start of 2011 there were children participating in more than 93 countries.
During the second and third hours, children participate in activities of the Primary.
This year 877,000 children participate, and the program has a budget of $5.3 billion.
The program is year round, and children can participate for three years.
The first game was played in March of that year with 20 children participating.
At least in Britain, some children participate through book groups.
More than 2.28 million children participated at almost 39,000 sites in the summer of 2012.
It is mostly done by women, but sometimes men and children also participate.
