Charter Schools in Tampa - CMCSEstablished in August 2002, we are Pasco County's only public charter Montessori school. We currently serve over 300 students in grades 1 through 8. Deemed a High-Performing Charter School and rated as an "A" school for many years, Countryside Montessori instills in our students a lifelong love of learning through an enriched, hands-on Montessori curriculum.