
Sounds In Syllables
SIS, a therapeutic level dyslexia remediation program developed by Sandra Dillon in the 1980's, is exceptionally effective for individuals with dyslexia, spanning from mild to profound levels. Our SIS materials are exclusively accessible to dedicated Academic Language Therapists who have completed comprehensive training courses in SIS through the Atlantic Seaboard Dyslexia Education Center (ASDEC) or the Multisensory Language Training Institute of New Mexico (MLTI-NM).
For SIS Therapists
Welcome to Dyslexia Media, your trusted source for SIS materials. As dedicated SIS-trained Academic Language Therapists, you understand the power of this program. We provide you with the tools to maintain program fidelity, ensuring the continued success of your dyslexia remediation practice. Explore our comprehensive range of materials and safeguard the effectiveness of your interventions. Your commitment to excellence matters, and we're here to support it.
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All SIS Therapy Resources and Products
Academic Language Therapist resources for the Orton-Gillingham based, therapy level dyslexia remediation...
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SIS Level 1 Resources
Materials specific to Level 1 of SIS
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SIS Level 2 Resources
Materials specific to SIS Level 2
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SIS Level 3 Resources
Materials specific to SIS Level 3
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SIS Level 4 Resources
Materials specific to SIS Level 4
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SIS Level 5 Materials
Materials specific to SIS Level 5
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SIS Program-Wide Essentials
All the essentials to run an SIS lesson: manuals, phonogram cards, keyword...
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SIS Accessories
Welcome to our exclusive SIS Accessories collection, a space where education meets...
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Student Kits
Build a Student Kit to send directly to your student!
Shop All SIS Products & Resources
SIS products are for purchase and use by authorized Academic Language Therapists only. Strictly enforced. Register for an Account
Blog posts
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Why Dyslexia Therapists Choose SIS
Uncover the keys to literacy success in dyslexia therapy with our guide on Sounds In Syllables (SIS) – a potent multi-sensory Orton-Gillingham approach. Explore evidence-based methods, structured procedures, and personalized...
Why Dyslexia Therapists Choose SIS
Uncover the keys to literacy success in dyslexia therapy with our guide on Sounds In Syllables (SIS) – a potent multi-sensory Orton-Gillingham approach. Explore evidence-based methods, structured procedures, and personalized...