Develop letter recognition, word-building and blending skills with these tactile pebbles. Cast from a unique stone mix, these durable pebbles are ideal for use in sand and water, both indoors and outside. This set includes 64 pebbles (measuring approximately 1.5’’ each) covering 44 phonemes. Helpful teacher’s notes are also included with great game ideas for phoneme recognition and blending. Safe for age 2+.