Select a card showing a letter of the alphabet... Say it's sound....find a picture card that is a match for this sound. If you are correct the two pieces will fit together exactly! Use as an individual matching activity or play Fish or Concentration. Detailed teachers notes are included with 72 self-correcting cards that have been die cut into two matching puzzle pieces. All picture cards for the same sound are interchangeable. Each laminated card measures 12.5cm x 8cm. Supplied in a sturdy plastic storage container.