In Saul Valdivia’s preschool classroom, a neon green light emanates from underneath the opaque surface of a wooden table. An assortment of plastic bugs and wooden shapes lay scattered across its ...

As someone with years of experience working with visually impaired students, I am thrilled by the transition from traditional to digital classrooms–and I am particularly excited by the opportunities ...

In Saul Valdivia's preschool classroom, a neon green light emanates from underneath the opaque surface of a wooden table. An assortment of plastic bugs and wooden shapes lay scattered across its ...

Teacher Jennifer Martinez works with Head Start students Arya, left, Baruc and Noah at the Blind Children's Center in Los Angeles. (Genaro Molina/Los Angeles Times) In Saul Valdivia’s preschool ...