1. Master your memory - Tony Buzan

http://www.memrise.com/course/55409/self-enhancing-master-memory-matrix/ 0 - s,z and soft c 1 - d, t, th 2 - n 3 - m 4 - r 5 - l 6 - j, sh, soft ch dg , soft g 7 - k, hard ch hard c hard g ng qu 8 - f'v 9 - b,p The vowels a e i o u and y and the letters h w do not have numbers associated to them. http://memorysys.blogspot.com/p/this-is-new-page.html