For the first time, all California schools are testing kindergarten, first, and second graders for early signs of reading difficulties, including dyslexia.

Educators said catching problems early could make a big difference in how well kids learn to read. Julie McKuen has been training teachers in San Rafael on how to use the assessment tool.

"With this data, as well as our benchmark assessments, we can do a side-by-side comparison of results to really get a great overall data picture about a student as they progress through their reading," said McKuen.

Early identification of reading struggles will help teachers determine classroom instruction and give students who need it extra support and evaluations.

Megan Potente's son didn't learn to read until he was 10 years old, after attending

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