KD4KIDS is an interactive learning-to-read e-book series that teaches your child essential reading s
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K-D Balance
This app is intended ONLY for professional users with an existing K-D Balance account.K-D Balance is
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NOTE: King-Devick Test is valid on standard-sized iPads and larger only and is NOT valid on the iPad
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This app is intended ONLY for professional users with an existing K-D Test Pro Monitoring account.Th
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This app is intended ONLY for professional users with an existing K-D Test Pro Reading account. The
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This app can ONLY be used with an existing King-Devick Reading Acceleration Program account, or a Ki
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This app can ONLY be used with an existing King-Devick OMI™ account, and requires internet access to
看更多 »King-Devick Test w Mayo Clinic
This app is intended ONLY for users with an existing King-Devick Online account.The King-Devick in a
看更多 »Variable Contrast Sensitivity
This app is not yet compatible with the iPhone 6+ and iPhone 7+IntroductionThe iPad Variable Contras
看更多 »K-D Test Home Monitoring
This app is intended ONLY for users with an existing K-D Test Home Monitoring account. The K-D Test
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