In Sementina there are a total of 542 students (). The Ticino education system provides up to three years of non-mandatory kindergarten and in Sementina there are 99 children in kindergarten. The primary school program lasts for five years and includes both a standard school and a special school. In the municipality, 176 students attend the standard primary schools and 13 students attend the special school. In the lower secondary school system, students either attend a two-year middle school followed by a two-year pre-apprenticeship or they attend a four-year program to prepare for higher education. There are 127 students in the two-year middle school and in their pre-apprenticeship, while 50 students are in the four-year advanced program.