These printable research packets contain scientifically-based research underpinning the rationales of the Reading Horizons and Discover Intensive Phonics for Yourself reading systems. They are in PDF format, and available for downloading and printing.
The Combined Research Packet shows research for both our Reading Horizons and our Discover Intensive Phonics products.
The Reading Horizons Research Packet has a special emphasis on Reading Horizons research.
The Discover Intensive Phonics Research Packet has a special emphasis on Discover Intensive Phonics research.
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