Michelle Obama asked Americans this week to join her in one minute of jumping jacks in an effort to set a new world record for the most people jumping repeatedly into an X position in a 24-hour period.
As part of the attempt as breaking the record, the president's wife hosted several hundred local schoolchildren at the White House to jump around.
As part of the attempt as breaking the record, the president's wife hosted several hundred local schoolchildren at the White House to jump around.