King-Devick Test, LLC

KD4KIDS is an interactive learning-to-read e-book series that teaches your child essential reading s

This app is intended ONLY for professional users with an existing K-D Balance account.K-D Balance is

NOTE: King-Devick Test is valid on standard-sized iPads and larger only and is NOT valid on the iPad

This app is intended ONLY for professional users with an existing K-D Test Pro Monitoring account.Th

This app is intended ONLY for professional users with an existing K-D Test Pro Reading account. The

This app can ONLY be used with an existing King-Devick Reading Acceleration Program account, or a Ki

This app can ONLY be used with an existing King-Devick OMI™ account, and requires internet access to

This app is intended ONLY for users with an existing King-Devick Online account.The King-Devick in a

This app is not yet compatible with the iPhone 6+ and iPhone 7+IntroductionThe iPad Variable Contras

This app is intended ONLY for users with an existing K-D Test Home Monitoring account. The K-D Test