Set of 30 soft cover Kindergarten Below-Level Readers. The Letters and Sounds taught in books 1-28 are: Mm, Ss, Rr, Tt, Nn, Pp, Cc, Aa, -am, -at, -ap, Dd, -ap, -an, Ii, Gg, Ff, -it, -ip, -in, Bb, Kk, -in, -ig, -it, Oo, Ll, Hh, -ot, -op, Ww, Xx, -ox, -ix, -ax, Ee, -ed, -en, -et, Vv, Jj, -et, -eg, -en, Yy, Zz, Uu, -un, -ut, -up, Qq, -ug, -up. Books 29 and 30 include Letter and Sounds Review.