Our Back-to-School Bundle has everything you need to get back in your routine.

Alphabetic principle

Alphabetic principle - the alphabetic principle is the understanding that there are systematic and predictable relationships between written letters and spoken sounds.

Reading Universe is made possible by generous support from Jim & Donna Barksdale; the Hastings/Quillin Fund, an advised fund of the Silicon Valley Community Foundation (opens in new window); the AFT (opens in new window); the Emily Hall Tremaine Foundation (opens in new window); and several anonymous donors.