The Sandy Hook victims have been described as "beautiful", "sweet" and "angels", most of them just six or seven when they were gunned down.
As police released a list of the names of the 20 children and seven adults killed by gunman Adam Lanza, friends and relatives have paid their tributes to those who died.
:: Jessica Rekos, 6
"Jessica loved everything about horses," her parents, Rich and Krista Rekos, said in a statement. "She devoted her free time to watching horse movies, reading horse books, drawing horses, and writing stories about horses."
When she turned 10, they promised, she could have a horse of her own. For Christmas, she asked Santa for new cowgirl boots and a hat.
Her parents described their first born in the family as "a creative, beautiful little girl who loved playing with her little brothers, Travis and Shane".
Emilie Parker, 6
They added: "She had an answer for everything, she didn't miss a trick, and she outsmarted us every time.
"We cannot imagine our life without her. We are mourning her loss, sharing our beautiful memories we have of her, and trying to help her brother Travis understand why he can't play with his best friend.
"We are devastated, and our hearts are with the other families who are grieving as we are."
:: Benjamin Wheeler, 6
Dylan Hockley, 6
Music surrounded Benjamin as he grew up in a household where both his mother and father were performers.
They left behind stage careers in New York City when they moved to Newtown with Benjamin and his older brother Nate.
"We knew we wanted a piece of lawn, somewhere quiet, somewhere with good schools," Francine Wheeler told the Newtown Bee.
The family are members of Trinity Episcopal Church, whose website noted that Nate, also a student at Sandy Hook Elementary School, was not harmed in the shooting.
:: Caroline Previdi, 6
Charlotte Bacon, 6
People who knew Caroline have added their condolences to the Facebook page RIP Caroline Previdi. Many of them described her as "precious" and a "little angel".
:: Olivia Engel, 6
Olivia had been due to play an angel in the nativity play at her local church. "Now she's an angel up in heaven," Monsignor Robert Weiss said.
Dan Merton, a long-time family friend, described Olivia as a "teacher's pet" and said that she had "perfect manners".
"Her only crime," he said, "is being a wiggly, smiley six-year-old".
Ana Marquez-Greene, 6
:: Emilie Parker, 6
Emilie was studying Portuguese with her father, Robert, before school on the morning she died. He had left after hearing her say "good morning" in the language.
He said: "She was beautiful. She was blond. She was always smiling" and that "I'm so blessed to be her dad".
He said he would now struggle to explain to her two siblings, aged three and four, what had happened.
Noah Pozner, 6
:: Dylan Hockley, 6
Dylan was born in Hampshire but had been living in Newtown since 2011 with his mother Nicole, father Ian and older brother, Jake.
The family lives in a house opposite the home in which Adam Lanza, the killer, lived with his mother Nancy.
Mrs Hockley, an American, had recently told the local newspaper that she was happy with life in the community and said: "Newtown is a wonderful place to live."
Grace McDonnell, 7
Family friend, Theresa Moretti, said: "Dylan was a lovely boy. He had dimples and blue eyes and a mischievous grin."
:: Charlotte Bacon, 6
When she went to school on Friday, Charlotte had begged her mother to wear a new pink dress and boots that were supposed to be for Christmas.
It was the first and last time she would wear the outfit.
Chase Kowalski, 7
Her parents, JoAnn and Joel, had lived in Newton for around five years with Charlotte and her older brother, Guy, who also attended Sandy Hook but was not injured in the shooting.
Charlotte's uncle said that she could "light up the room for anyone."
:: Ana Marquez-Greene, 6
Ana had only been at the school for a few months after her family moved to the area so her father, the Canadian jazz musician, Jimmy Greene, could take up a job as a music professor.
Catherine Hubbard, 6
Described by a family friend as "vivacious and affectionate" Ana had been the subject of a song on her father's 2009 album Mission Statement, called Ana Grace.
Ana attended the school with her older brother, who was not hurt in the shooting.
:: Noah Pozner, 6
Noah Pozner attended Sandy Hook school with his twin sister. He was killed, she survived the attack, as did his older sister.
Jesse Lewis, 6
Their mother, a nurse at the local hospital, completely broke down when she learned the news of her son's death.
Rabbi Shaul Praver, of Congregation Adath Israel, told MSNBC: "He was in the wrong place at the wrong time and his little body could not endure so many bullets like that."
:: Grace McDonnell, 7
Described by her babysitter as a "beautiful, sweet girl", Grace lived so close to her killer Adam Lanza's house the family can nearly see it from their windows.
James Mattioli, 6
Neighbours say Grace, whose mother Lynn, 45, is a housewife, and father Christopher, 49, is a business executive, was "utterly adorable".
She has an 11-year-old brother, Jack.
:: Chase Kowalski, 7
Daniel Barden, 7
Chase was looking forward to Christmas, he told a neighbour he was hoping to get his two front teeth back.
The first-grade student, who has two older sisters, loved being outside and playing on a slide or in the family's swimming pool.
He had completed and won his first mini-triathlon. His neighbour, Kevin Grimes, said: "You couldn't think of a better child."
Josephine Guy, 7
:: Catherine Hubbard, 6
Catherine's parents, Jennifer and Matthew, released a statement and a picture of their daughter.
Victoria Soto, 27
In it they said: "We are greatly saddened by the loss of our beautiful daughter, Catherine Violet and our thoughts and prayers are with the other families who have been affected by this tragedy.
"We ask that you continue to pray for us and the other families who have experienced loss in this tragedy."
:: Jesse Lewis, 6
Jesse was supposed to be making gingerbread houses and his father Neil Heslin had been planning to go to Sandy Hook School to watch.
Lauren Rousseau, 30
Mr Heslin told The New York Post that his son, who was in Victoria Soto's class, was happy when he dropped him off at the school gates. "That was the last I saw of him", he said.
He was keen on horse riding and had a collection of animals he enjoyed playing with.
:: James Mattioloi, 6
James is the son of Cindy Mattioli from the upstate New York town of Sherrill.
Dawn Hochsprung, 47
The mayor, William Vineall said: "Everybody will be there for them, and our thoughts and prayers are there for them."
:: Daniel Barden, 7
Daniel was a budding athlete who was on the swim team and enjoyed playing soccer.
He was described by a family friend as "a sweet boy".
:: Josephine Guy, 7
Mary Sherlach, 56
Josephine had celebrated her seventh birthday just three days before she was gunned down by Adam Lanza.
:: Victoria Soto, 27, teacher
The teacher died a hero, putting herself between the children in her class and the gunman.
She had always wanted to be a teacher, it was her one goal. "She put those children first. That's all she ever talked about," said her friend Andrea Crowell.
Described by pupils as "really nice and funny", they fondly recalled how Miss Soto had a habit of chewing gum in class.
:: Lauren Rousseau, 30, teacher
Miss Rousseau wanted to be a teacher when she was in primary school and was thrilled to finally realise her dream when she because a full-time teacher at Sandy Hook.
She has been described as gentle but spirited and active. She planned to watch The Hobbit with her boyfriend on Friday and had baked cupcakes for a party they were to attend afterwards.
Her mother, Teresa Rousseau, said: "Lauren wanted to be a teacher from before she even went to kindergarten. We will miss her terribly and will take comfort knowing that she had achieved that dream."
:: Dawn Hochsprung, 47, principal
The head teacher was fiercely proud of her school and fiercely protective of it too.
So much so she died after lunging at the gunman Adam Lanza as he launched his attack.
She had led the 700-pupil elementary school for two years and implemented the latest teaching techniques.
Mrs Hochsprung, who had two daughters and three step daughters, also installed new safety measures there, with the mantra "safety first".
:: Mary Sherlach, 56, school psychologist
Mrs Sherlach was preparing for her retirement after 18 years at Sandy Hook School.
Married for 31 years, with two daughters, aged 25 and 28, she loved her job and was dedicated to the education of young children.
Her son-in-law, Eric Schwartz, said that she had planned to leave work early on Friday but never got the chance. She had died, he added, doing what she loved.
He said: "Mary felt like she was doing God's work, working with the children."
:: Anne Marie Murphy, 52, teacher
Her parents Hugh and Alice McGowan told Newsday their daughter was: "A happy soul. A good mother, wife and daughter. Artistic, fun-loving, witty and hardworking."
Authorities told the couple their daughter was a hero who helped shield some of her students from the rain of bullets.
"You don't expect your daughter to be murdered," her father told the newspaper. "It happens on TV. It happens elsewhere."