In his words, teachers from not only secondary schools but also kindergarten and art schools will join the strike.

"I think the number will not be very high, preliminary around 1,000 people," he told BNS Lithuania on Tuesday.

The trade union demands raising pay for educational employees and making children's groups at kindergartens and schools smaller.

Education Minister Jurgita Petrauskienė described the initiative as unnecessarily inciting panic among teachers.