MFM Toys Sandpaper Alphabets Letters Numerals Flashcards Tactile - Early Learning Aid (Uppercase, Lowercase Combo)Helps with Letter recognition and Learning the strokes of the shape. Tactile letter cards are an amazing way to help kids explore the alphabet. Tactile means connecting with the sense of touch, so these alphabet cards are designed for kids to explore the alphabet using their fingers. When they trace the letters, they are learning the strokes and shape of the letter to prepare them for writing letters in the future. Its a great sensory activity as well.