text: an awesome riddle? why are these letters on top and these letters on the bottom?  a,e,f,h,i,k,l,m,n,t,v,w,x,y,z ------------------------------   b,c,d,g,j,o,p,q,r,s,u,  1 kindergardener got it before a graduate from collage got it.   there is no pattern the top letters use all straight lines, the bottom ones have curves in them somewhere