Primary school for 150 pupils. We are an elementary school for grades 1 - 5, the school also includes a kindergarten, a day care center and a school cafeteria. In the school building, apart from classrooms, there are also 3 departments of the after school club and a professional PC classroom. Each classroom is equipped with an interactive whiteboard or data projector.

Petaja in Třinec runs a children's group and a special education care centre. We offer small group care and targeted support for child development. We focus on speech, movement, attention, independence, relationships and school readiness. We use special education, communication and other developmental approaches.

We operate a nursery school at a medical facility. Teaching is guided by the framework curriculum for preschool education. The school has developed a school curriculum for preschool education called Sluníčko.

We run a primary school for 650 pupils with a day care centre and a canteen. We organize special interest groups, trips and outdoor games. We provide internet access.

Primary school with a capacity of 70 pupils with a dining room and a day care centre for 45 children. We teach English language. We offer singing, ceramics, art and sports clubs including zumba and Catholic and evangelical religion. We organize children's events, competitions or trips.

We operate a small primary school with grades 1 - 5 for 75 pupils with a day care and dining room. Classes are either merged or self-contained depending on the number of children in a given year group. We offer teaching in both Czech and Polish languages.

Primary school for 60 pupils with a day care and dining room. The school regularly holds competitions and events. We have several special interest clubs for pupils such as little chic, ceramics, piano, English, cyber, movement and religious clubs.

Primary school for 650 pupils with a kindergarten. We have a theatre hall, swimming pool, gymnasium and sports hall. There is an elementary school in the building.