The library at MS 839 in Brooklyn, was full of educators for the school’s teach-in.

Members discuss the contract at PS 305 in Ridgewood, Queens.

Teacher Sam Salvatore holds up a list of items for negotiation suggested by members at PS 78 on Staten Island.

At IS 22 in the Bronx, Chapter Leader Conor Callagy discusses the contract with his staff.

Educators brainstorm at PS 169 in the Bronx.

Teacher Michael Ashkenazy signs the pledge at the conclusion of the teach-in at Cobble Hill School of American Studies.

Ryan Bruckenthal, the chapter leader at Beacon HS in Manhattan, leads a teach-in for educators in schools that are part of the New York Performance Standards Consortium.

When teachers at New Design HS in Chinatown came outside to place their lunch orders from a food truck run by two New Design alumni, Chapter Leader John Chiaravalloti (left) led a teach-in on the school steps.

Teachers at PS 364 on the Lower East Side discuss their demands.

"Know the past, fight for the future" read these special teach-in shirts at PS 128 in Washington Heights.

Teachers at PS 116 in Jamaica, Queens, stand together for a fair contract.

Teachers at PS 390 in Bayside Hills, Queens, demand a fair contract.

Chapter Leader Jennifer Immello (center) shows off the ideas that came out of the teach-in at PS 112 in Dutch Kills, Queens.