Hundreds of both antique and modern garment buttons entered in competition and for education by members of the Buckeye State Button Society will be on display from 9 a.m to 5 p.m on April 5 and from 9 a.m. to 1 p.m. on April 6.  Buttons of all ages and types will be available for purchase from dealers. A free program, "The Language of Flowers," will be presented by Susan Everett, Ph.D., on April 5 at 7 p.m.   Come experience the international hobby that unites fashion, art, history, materials science, and craftsmanship.  For more information, visit www.ohiobuttons.org or call Pam Fouts at (330) 340-3227.