Praveen Spirals subtracted two 80-digit numbers in one minute, 15.80 seconds using only his memory.
Sam W. and his friend spelled out the word "Tilt" using their bodies.
Matthew reached 10 feet jumping over two people.
Christian Malmström and David Högberg took turns running on a treadmill nonstop for 12 hours. They ran a combined total of 170.53 kilometers.
They set the record to raise funds for a child cancer foundation, raising over 21,000 Swedish kronor. See entire video here.
Lauren R. led 21 dancers from Mountain Eire Irish Dance School in performing a traditional Irish jig dance at an altitude of 14,110 feet on the summit of Pikes Peak, Colorado. They set the record to celebrate their school's one year anniversary.
Bob Swaim (66), Stanley Wohlbach (92), and Joseph Zeller (93) rode an unorthodox three-person bicycle on the Saucon Rail Trail. The average age of the three riders stood at 83.3 years at the time of the attempt. Read more about the feat here.
Five members of We Are The In Crowd scored a cumulative total of 121 points while all playing Flappy Bird at the same time. They set the record as part of the kickoff for Paramore's "Ain't It Fun" music video.
NOTE: To challenge this record, you must follow all rules below.
Max Patton and 48 of his friends counted to 1,009 on a Facebook status update.
Leap of Faith organizer Lori Schneider and seven organization members with multiple sclerosis and four with Parkinson's diseases successfully climbed the 19,341-foot summit of Mount Kilimanjaro in Tanzania.
They set the record to inspire people with neurodegenerative diseases. Learn more about the feat here.
Lauren performed a trust fall from 8.5 feet.
Kara R. led 109 people in using looms at once. The group made a total of 500 bracelets, which were donated to people in a hospital. They set the record as part of their "Loom-A-Thon" event in Enfield, Connecticut.
Guy Butler led 67 people at a process improvement workshop. Activities included groups writing their improvement ideas on sticky notes and tacking them to a peg line. Butler asked everyone to commit to their new processes by getting up and holding the line.
They set the record to promote a "process mindset" and as a part of SAS UK's Support Services Summer Team Day.
A total of 55 people dressed as zombies performed a Zombie Crawl at the First Mahoning Valley Drive-In Theatre Zombie Crawl and Movie Marathon in Lehighton, Pennsylvania. The performance was filmed in 3D video. Read more about the feat here.
A total of 1,322 people from East Tennessee PBS and Karns Elementary School gathered to attend a children's storybook reading. Read more about the event here.
26 students from iD Tech Camps at University of Miami enjoyed a rave party inside a bathroom.
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