A once in a century opportunity— that’s what Ron Gordon and Hannah Moore have today by celebrating on 10/10/10.

Although the two have never met, both will be celebrating today in special ways.

Moore will be celebrating her 10th birthday on the date all about 10by going out to a fancy restaurant in Atlanta with her father.

Moore’s celebration actually started on Friday.

“We’re having a slumber party then (in the morning) we’re going to Jumping Junction, ” Moore said on Friday.

Moore said almost 16 girls were invited to the party.

For her birthday, Moore wanted a sewing kit she had seen.

“It’s really cool. It has everything you need to sew your own clothes,” She said

As for Gordon, he is celebrating through a contest he calls 10/10/ Tennessee. Open only to residents of this state, winners will recive $30 or as Gordon calls it 10 plus 10 plus 10. Gordon recently retired from teaching at Sequia High School in California

His wacky days celebrations started with Square Root Day and Odd Day each based on the numbers of the date.

“I just stumbled over those days,” Gordon said.

After the last Odd Day he sat down and tried to find a mathematical day he could make into a contest.

“A little math, a little smile, a little fun —10/10/ Tennessee,” Gordon said.

Gordon said the winners will be those “who highlight and promote this special day for Tennessee.”

Entries should be submitted to Gordon at rgordon@seg.org mailed or P.O. Box 5133, Redwood City, Calif. 94063 or by calling (650) 364-0652. Some suggestions for entry are do 10 good deeds or create artwork displaying Tennessee.