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Peggy O'Neill-Jones shared this photograph from the Capitol Monday, Feb. 11, 2019, in downtown Denver. (Photo courtesy of Peggy O'Neill-Jones)

Striking teachers and their supporters picket together at South High School Monday, Feb. 11, 2019, in Denver. (Photo courtesy of Karen Vittetoe)

Diane Santorico submitted this photograph with the caption, "Strike a union pose!" from the Monday, Feb. 11, 2019, rally of striking teachers and their supporters at the Capitol in downtown Denver. (Photo courtesy of Diane Santorico)

Educators rally outside North High School on Monday, Feb. 11, 2019, in Denver. (Photo courtesy of Bella Wentland)

Martha Cullimore submitted this photograph of teachers on strike taken Monday, Feb. 11, 2019, at the Capitol in downtown Denver. (Photo courtesy of Martha Cullimore)

"I'm a student who went out to picket with my teachers instead of going to school," Kat Falacienski said with this submitted this photograph from the rally held Monday, Feb. 11, 2019, at the Capitol in downtown Denver. (Photo courtesy of Kat Falacienski)

Striking teachers and their supporters converge on the Capitol Monday, Feb. 11, 2019, in downtown Denver. (Photo courtesy of Molly Venrick)

Katie Ponce submitted this image from the rally at the Capitol Monday, Feb. 11, 2019, during the first day of the Denver teachers strike. (Photo courtesy of Kate Ponce)

Striking teachers and their supporters converge on the Capitol for a rally Monday, Feb. 11, 2019, in downtown Denver. (Photo courtesy of Kate Ponce)

Kate Ponce submitted this photograph from the Denver teachers strike Monday, Feb. 11, 2019, at the Capitol in downtown Denver. (Photo courtesy of Kate Ponce)

Striking teachers and their supporters marched in solidarity Monday, Feb. 11, 2019, at the Capitol in downtown Denver. (Photo courtesy of Kate Ponce)

Katie Ponce submitted this photo from the first day of Denver teachers strike on Monday, Feb. 11, 2019, at the Capitol in downtown Denver. (Photo courtesy of Kate Ponce)

Educators outside North High School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. (Photo courtesy of Farah Broomandi)

This submitted photograph shows senior students from Kennedy High School with their teacher, Katherine Ingui, during their lunch break Monday, Feb. 11, 2019. (Courtesy of Katherine Ingui)

Tommy Williams submitted this photograph from Gust Elementary School taken on Monday, Feb. 11, 2019, in Denver. (Photo courtesy of Tommy Williams)

Educators and supporters picket outside Steele Elementary School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. (Photo courtesy of Sara Elizabeth Nath)

Educators and supporters picket outside East High School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. Two years after Superintendent Susana Cordova negotiated a deal to end the strike, the district is looking for a new superintendent.

Educators including, retired DPS teacher Craig Dehning (Center) rally outside North High School on Monday, Feb. 11, 2019, in Denver. Dehning was a social studies teacher at Skinner Middle School. The sign he carries is the same one he carried 23 years ago during the strike in 1994. (Photo courtesy of Bella Wentland)

Educators rally outside North High School on Monday, Feb. 11, 2019, in Denver. (Photo courtesy of Bella Wentland)

Students walk out of South High School on Monday, Feb. 11, 2019. (Photo courtesy of Frances Murphy)

Picketing outside John H. Amesse Elementary School on Monday morning, Feb. 11, 2019. "Early start this morning in our fight for our rights!" (Photo courtesy of Sandra Santesteban)

Denver teachers strike picket line with councilman Paul Lopez and Teamsters Local 455 truck outside South High School in Denver on Monday morning, Feb. 11, 2019. (Photo courtesy of Rhiannon Duryea)

Educators outside Steele Elementary School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. (Photo courtesy of Sara Elizabeth Nath)

A collection of photos of teachers picketing at Brown International Academy in Denver. "SO much community support & love!" (Photos courtesy of Kate Tynan-Ridgeway)

Outside Escuela Valdez. (Photo courtesy of Tara Donahue)

Picketing outside Cory Elementary School in Denver. (Photo courtesy of Mary Grace Reaville)

Gabe H. at East High School. (Photo courtesy of Gabe H.)

Educators and students protest outside East High School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. (Photo courtesy of Taylor Herndon)

Picketing outside Cory Elementary School in Denver. (Photo courtesy of Mary Grace Reaville)

Educators rally outside North High School on Monday, Feb. 11, 2019, in Denver. (Photo courtesy of Bella Wentland)

Teachers on strike make their way to the Capitol in this photograph submitted Feb. 13, 2019. (Photo courtesy of Clay Jessen)

Picketing outside Cory Elementary School in Denver. (Photo courtesy of Mary Grace Reaville)

"Teachers from Montclair School of Academics and Enrichment stand up for fair teacher wages!" (Photo courtesy of Karl Horeis)

12th grade math worksheets handed out at East High School in Denver on Monday, Feb. 11, 2019. (Photo courtesy of Kate Logan)

Educators picket outside Marrama Elementary School on the first day of the Denver teachers strike on Feb. 11, 2019, in Denver. (Photo courtesy of Tawana Cobb)

This photograph from Denver Center for International Studies was submitted Feb. 12, 2019, with the caption, "The entire 10th grade packed into one room, with very few substitutes to watch us. Most of these students walked out before lunchtime after we were given inadequate study materials and told there would be no repercussions if we left." (Photo courtesy of Stef Halpern)

This photograph from inside East High School during the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Cole Writer)

Students at East High School are pictured inside the gym during the teachers strike in this photograph submitted Feb. 13, 2019. (Photo courtesy of Cole Writer)

This photograph from inside East High School during the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Cole Writer)

"We were promised subs but instead had empty classrooms with no instruction nor supervision," Nayelli Alexandra Montoya captioned this photograph from Dr. Martin Luther King Jr. Early College High School, submitted on Feb. 12, 2019. (Photo courtesy of Nayelli Alexandra Montoya)

North High School students sit in before walking out on Feb. 12, 2019, in this photograph submitted Feb. 13, 2019. (Photo courtesy of Ada Youngstrom)

North High School students sit in to show support for their teachers on Feb. 12, 2019, in Denver. (Photo courtesy of Ada Youngstrom)

"High school students walk out across the district at 10:15 this morning," Candis Mowery captioned this photo of Lincoln High School, submitted on Feb. 12, 2019. (Photo courtesy of Candis Mowery)

"High school students walk out across the district at 10:15 this morning," Candis Mowery captioned this photo of Lincoln High School, submitted on Feb. 12, 2019. (Photo courtesy of Candis Mowery)

Katie Rucki, a ninth grader at DSISD, pictured on Feb. 13, 2019, shadowed the teachers in order to write an article about the people and emotions behind the strike. (Photo courtesy of Daneen Rucki)

Katie Rucki, a ninth grader at DSISD, pictured on Feb. 13, 2019, shadowed the teachers in order to write an article about the people and emotions behind the strike. (Photo courtesy of Daneen Rucki)

Striking teachers and their supporters picket outside Emily Grifiths school in this photograph submitted Feb. 13, 2019. (Photo courtesy of Ryan Emery)

A striking teacher carries a sign while picketing in this photograph submitted on Feb. 13, 2019. (Photo courtesy of Clay Jessen)

This photograph from the picket in front of Emily Griffith's campus on the third day of the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Eliza Donley Nolte)

This photograph from Denver Discovery School was submitted Wednesday, Feb. 13, 2019, with the caption, "Judah and Emerson stand out side of Denver and School in support of their social studies teacher, Melea Mayan.' (Photo courtesy of JoyAnn Ruscha)

Moon Myerson submitted this photograph of teachers on strike and their supporters outside the Capitol on Feb. 11, 2019, in Denver. (Photo courtesy of Moon Myerson)

Donna Good submitted this photograph on Feb. 13, 2019, with the caption, "Three generations in support of the teachers by walking the strike line. A DPS grandmother (whose kids graduated from DPS, a DPS special ed teacher who is Mom to the two DPS kids in the photo." (Photo courtesy of Donna Good)

Evonne Johnson submitted this photograph Feb. 13, 2019, showing striking teachers near East High School in Denver.

Kindergarten Student Talia Ramirez walks the picket line in support of her teachers Feb. 12, 2019, at Academia Ana Marie Sandoval Elementary in Denver. (Photo courtesy of Yolanda Ramirez)

Holden Scott submitted this photograph of Paul and James Scott joining their teachers in picketing outside of William (Bill) Roberts Elementary School before heading in to attend kindergarten and fourth grade on Feb. 12, 2019, in Denver. (Photo courtesy of Halden Scott)

Taylor Lucas submitted this photograph on Feb. 12, 2019, from East High School in Denver. (Photo courtesy of Taylor Lucas)

This photograph from the picket in front of Emily Griffith's campus on the third day of the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Eliza Donley Nolte)

Denver North teacher Kathryn Gunter, right, stands with Austin Rice, the son, nephew and grandson of educators, in this photograph submitted on Feb. 13, 2019. (Photo courtesy of Austin Rice)

"ECE-4 student and his younger sister join the Lincoln teachers during the picket at his school," Robin Kohake said for this photograph, submitted on Feb. 12, 2019. (Photo courtesy of Robin Kohake)

Striking teachers picket outside Lincoln High School in this photograph submitted Feb. 13, 2019. (Photo courtesy of Clay Jessen)

Striking teachers and their supporters picket in this photograph submitted Feb. 13, 2019. (Photo courtesy of Clay Jessen)

Striking teachers and their supporters rally Feb. 13, 2019, in front of Emily Griffith's campus in Denver. (Photo courtesy of Eliza Donley Nolte)

This photograph from the picket in front of Emily Griffith's campus on the third day of the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Eliza Donley Nolte)

A man dressed as Captain America hands out burritos to striking teachers, including one dressed as Carmen Sandiego, in this photograph submitted Feb. 13, 2019. (Photo courtesy of Clay Jessen)

Striking teachers and their supporters picket together Feb. 13, 2019, outside William (Bill) Roberts Elementary in Denver. (Photo courtesy of Libby Tart)

Renee Martinez Stone submitted this photograph on Feb. 13, 2019, in Denver. (Photo courtesy of Renee Martinez Stone)

This photograph from the picket in front of Emily Griffith's campus on the third day of the Denver teachers strike was submitted Feb. 13, 2019. (Photo courtesy of Eliza Donley Nolte)

Teachers from Denver Center for International Studies picket outside the school on Feb. 12, 2019, in Denver. (Photo courtesy of Ryder Phelps)

Arianna Ranahosseini submitted this photograph from the Capitol in Denver on Feb. 13, 2019. (Photo courtesy of Arianna Ranahosseini)

Keith Smith submitted this photograph Feb. 13, 2019, taken on Feb. 11, 2019, at the Capitol in downtown Denver. (Photo submitted by Keith Smith)

Arianna Ranahosseini submitted this photograph from Kepner Beacon Middle School in Denver on Feb. 13, 2019. (Photo courtesy of Arianna Ranahosseini)

Supporters of the Denver teachers strike join the rally Feb. 11, 2019, on the west lawn of the Capitol in Denver. (Photo courtesy of Keith Smith)

Teacher Azar Kohzadi walks the picket line at Denver School of the Arts in this photograph submitted Feb. 13, 2019. (Photo courtesy of Beverly Kohzadi)

Westerly Creek Elementary School third graders stand with their teachers in this photograph submitted on Feb. 13, 2019. (Photo courtesy of Terra Dick)

Teachers picket outside Denver Center for International Studies on Feb. 12, 2019, in Denver. (Photo courtesy of Ryder Phelps)

Kindergarten Student Talia Ramirez walks the picket line in support of her teachers Feb. 12, 2019, at Academia Ana Marie Sandoval Elementary in Denver. (Photo courtesy of Yolanda Ramirez)

"My second grader Max greets his first grade teacher Mrs. Magoffim and his second grade teacher Mrs. Johnsen at the picket line this morning," Courtenay Giampaolo said for this photos submitted on Feb. 12, 2019, in Denver. (Photo courtesy of Courtenay Giampaolo)

Striking teachers and their supporters picket together near East High School in this photo, submitted Feb. 13, 2019. (Photo courtesy of Renee Martinez Stone)

Teachers and their supporters picket together outside Centennial Expeditionary School on Feb. 12, 2019, in Denver. (Photo courtesy of Alyssa Swanson)

Moon Myerson submitted this photograph of teachers on strike outside the Capitol on Feb. 11, 2019, in Denver. (Photo courtesy of Moon Myerson)