Tactile sandpaper numeral offer an important tactile experience for the young child in learning correct numeral formation.Didax Tactile sandpaper numeral is ideal for grades preK-1st. Sandpaper numeral includes sandpaper numerals that offer an important tactile experience for the young child in learning correct numeral formation.- Usage ideas: Sandpaper numerals offer an important tactile experience for the young child in learning correct numeral formation.- Langauge: English.- Includes 10 cards, 0-9.- Format: Hardcover.- 2 1/2"" numerals have directional arrows next to each numeral to ensure proper formation.- Each durable card measures 4-1/4x2-5/8"".- Age group and grade: Grades pre kindergarten-1st.- Sold as 1 Each..