Designed to be used in conjunction with magnetic fraction lines (sold separately).Includes ten sets of fraction tiles; each fraction tile set features 55 color-coded, foam pieces representing a whole, halves, fourths, eighths, sixteenths, thirds, sixths, fifths, and tenths. Also included are ten each of three adhesive write-on/wipe-off number lines - eighths, tenths, and twelfths. Includes teaching notes.