Doing jumping jacks for just one minute can help set a record. (Mike Derer/Associated Press)

“The idea is to get kids everywhere up and jumping for just one minute sometime between 3 p.m. October 11 and 3 p.m. October 12. More than 20,000 people need to participate to set the record,” reports KidsPost.

Obama will lead a group of local children in doing jumping jacks Oct. 11 at the White House to start the event. Get more details about the exercise challenge at National Geographic’s Web site.