Science of Reading • JK–5 • Powered by Lexia®
The surest path to reading mastery.
Lexia® Core5® is the powerful, proven tool used by top performing schools. Now your child can do it at home, in 10–20 minutes a day, with a Radical Reading expert guiding every step.
3.7 million kids learned with Lexia last year · Works for over 90% of students · Backed by 20 gold-standard studies.
Born to Speak. Wired to REad.
Classrooms teach the basics. But for most kids, reading mastery takes more. They need 1:1 systematic practice beyond the classroom. Lexia makes this easy, for them and for you.
The Research-Proven tool
Lexia picks up where group instruction leaves off.
Developed through Johns Hopkins and Boston Children’s Hospital, Lexia is the world’s leading program built on the Science of Reading. It works with each child individually, on exactly what they need next, at exactly their own pace, and reports everything to the teacher dashboard so they never stuck or off track.
Lexia helped 3.7 million kids in schools just last year. Now it can help you child, right in your own living room, under the watchful expert guidance of Radical Reading.
Always at their exact level
Data-driven precision
Every small skill locked in
Flags wobbles early and fixes them
Lexia Core5 Facts
Schools use Lexia Core5
Lexia Earns the Top Evidence Rating
The Proven Gold Standard
Lexia is named in the OHRC R2R Inquiry
You shouldn’t have to guess how their reading is really going.
With Lexia + Radical, you don’t.
Your child builds skills in Lexia while a Radical expert watches their data, ready to step in the moment something slips. Nothing moves on until it’s locked in, so you go from hoping they’re on track, to knowing they are.
For kids jk to grade 5
Pick your grade level to learn more.
Foundations
The years reading clicks. The code built right, to launch them for life.
In French Immersion? See how Lexia helps →
Dyslexia or other learning difference? We can help →
prevention over intervention
She helped change Ontario’s classrooms. Now she’s here for you.
Lark helped bring early reading screening to Ontario. Now she works with families, one child at a time.
Radical's Director of Education, Lark Barker, helped shape Ontario's Right to Read movement — a decade spent changing how schools teach reading. Radical is how she completes that work: one child at a time, with Lexia in your living room.
—Lark Barker, Director of Education
What we want for every child
Strong early reading lifts the trajectory of a life. A child who reads with ease reads more. And every book lifts the next. Curiosity and confidence grows, subjects open up, and the slope of their whole education tilts upward. Reading that never quite clicks quietly narrows their horizon. Reading mastery cracks it wide open, giving them the freedom to claim their world.
Born to Speak. Wired to REad.
Pick your grade level to learn more and get started.
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