KIDS

KIDS was a children's television programming block aimed at children ages 1 to 8, created by Julie Mallory and Greg Muzik and produced by W!ldBrain Entertainment. It premiered in September 26, 2007 and ended on August 11th, 2017. The series features an armadillo puppet named Tammy and child hosts who read birthday cards, send out awards to kids who have been kind to the earth, teach manners etc. The show is similar to the Sunny Side Up Show on Sprout.

Opening Sequence
The Theme Song (Special Day/It's Time to Play with Tammy/Welcome to the Park) plays. Then it cuts to the classroom (2007-2015) or the park (2015-2017) where Tammy and the host will great the viewers, introduce the day of the week, check the date and weather, and introduce the theme.

In the second segment, Tammy and the hosts read birthday cards and/or wishes.

In the third segment, Tammy and the hosts give out "Good Egg Awards."

In the fourth segment, Tammy and the hosts read "news reports" from viewers.

In the fifth segment, there is a musical number or dance.

In the sixth segment, Tammy and the hosts make a craft.

In the seventh segment, Tammy and the hosts read leftover birthdays.

Closing Sequence
In the eighth segment, the host says "Yo! It's almost time to go!" and then after doing one more activity with Tammy, they tell viewers to stay tuned for The Nick Jr Sharing Show and say "See you next time"

Segments
During program breaks, Tammy takes part in entertaining activities. These brief activities, generally assisted by the Hosts, emphasize basic literacy and numeracy, fine arts, movement, music, and health. Many of these segments were also featured after repeats of other programs not included in the block. As of 2015, Tammy's Pick, Maggie's Computer Pages, and Host Stories rarely aired.
 * Weather Report - A segment where Tammy and the host check the Weather at the beginning.
 * Host Dance - A segment which was also a game at nickjr.com. A kid dances with one of the hosts. From 2013 onward it was replaced by a different online game, Host Stories.
 * Host Stories - A segment which was also a game at nickjr.com. Kids do their own versions of fairy tales which are acted out by Tammy and the host on TV. It ended in 2015 when the setting changed from School to Park.
 * Birthday Time - A segment where the host reads birthday cards and birthday wishes, complete with a name scroll down below.
 * Good Egg Awards - A segment where Tammy and the host give out awards to kids who are being kind. In 2015 the segment was renamed "Kindness Awards" because the setting changed from School to Park.
 * Nick Jr. News - a Segment where Tammy and the host give out news from their viewers. In 2013 the segment was replaced by NJFF.
 * NJFF - a Segment where a viewer said their favorite Nick Jr. Show which replaced Nick Jr. News from 2013 onward.
 * Tell Tammy - a segment where a viewer tells Tammy and the host about the day's theme.
 * Maggie (animated by Ben Mars) - A CGI cow who often appears in the Adventure Screen.
 * Michael's Magic Pictures - a Segment where Michael Bruza draws pictures which often come to life hence the name.
 * Isaac's Beat - a segment where Isaac Mirror beatboxes
 * Knock Knock Jokes - a segment where Frankie Muniz and Aaron Carter tell knock knock jokes.

Throughout the block
Season 1 launched live on September 26, 2007, including Tammy, Erica O'Barr, Sean Fujiwara, Hand the Mailman, and Maggie the Cow, who were featured before and after each program. New host Brayden Blackburn joined in February 2008. Shows in Season 1 were Dora the Explorer, Me Too!, Wonder Pets, The Backyardigans, Go Diego Go, The Big Adventures of Hand the Mailman, Jack's Big Music Show, and Pinky Dinky Doo. Each day, the host and Tammy would read birthday cards, showcase viewers' drawings, congratulate the viewer ("Talk of the Town"), Dress Tammy, do the host dance game, make crafts and play games, which was related to the weekly theme. After Jack's, there was a short dance as well as a song. Birthday cards aired just before Me Too!.

Season 2 launched when Noggin became Nick Jr. and Xoe and Xanthe Vila replaced Sean in December that year. Jack's Big Music Show was moved to make room for Between Maids and Ni Hao Kai Lan, which replaced The Big Adventures of hand the Mailman. This season introduced Nick Jr. News, which was renamed to Nick Jr. Today in 2014. The hosts read about special things happening to viewers. It was shown at the end of every Go Diego Go episode. The Birthday card segments continued to air.

Season 3 started on September 23, 2010, and it introduced both Romp n' Roll at home and Team Umizoomi to the show lineup. The latter replaced Pinky Dinky Doo.Madeline Fretz was added to the hosting lineup. All hosts seen in previous seasons except Sean were also in this season. Tammy's Secret Treasure, a matching game to match the theme of the day, replaced the segments with Maggie the Cow.

Season 4 started on March 1, 2012, and Charlie Falomir replaced Maddie in June. Bubble Guppies premiered, pushing Wonder Pets to a new time and removing Between Maids from the block. Tammy's Secret Treasure was usually shown at the end of every show instead of only one show. The Host Dance Game was replaced by host Stories in 2013.

Season 5 started on December 30, 2013, and Lance Lewis (of Go, Lance, Go!) and Dorothy McCown replaced Brayden Blackburn and Erica O'Barr respectively. The block moved to a new studio. PAW Patrol, WallyKazaam, Dino Dan, and Julius Jr. all premiered. A new segment called Tammy's Choice was added. It alternates daily with Good Egg Awards. As of summer 2014, Xoe and Xanthe are no longer seen and have been replaced with Caroline Johnson in all cases. The entire programming block is now in high-definition, except for some commercial breaks and older episodes of Dora the Explorer and Wonder Pets.

Season 6 started on September 26, 2015, when Nick Jr. became a 24/7 channel. The block moved to a public park with a caboose somewhere in the city. All of the segments except for the songs, crafts, Weather Reports, Nick Jr. Today, Dress Tammy, and Birthday Cards were removed, as well as Hand the Mailman. Little Charmers premiered on this date, and retired Wonder Pets, Julius Jr., Dino Dan, and Ni hao Kai Lan from the block. In 2016, Rusty Rivets premiered, taking WallyKazaam 's timeslot from the schedule.

Both Dorothy and Caroline left in 2017 respectively, leaving only Lance, Charlie, and Tammy. On August 14, 2017, Nick Jr. House premiered, and the block dissolved. Tammy still appeared in a few segments such as "Tammy at School." A reboot of the series premiered on September 9, 2021.

Hosts
Aside from a puppet named Tammy, real kid hosts filled out the gaps doing these activities
 * Tammy - a 6 year old Armadillo puppet who lives in the Park with Charlie, Lance, Dorothy, and Caroline. She lived in a school classroom before the setting change since its 2007 premiere. In 2012 she was given her own spinoff series of the same name. She still appears in Nick Jr. House in a segment called "Tammy at School." Tammy can’t talk, but instead squeaks like a kazoo.
 * Sean Fujiwara† - Originally the host of The Birthday Club on Nickelodeon's Nick Jr. block, Sean and Erica joined Tammy as hosts when it first premiered in September 26th, 2007. On Christmas 2009 he announced he was leaving the Classroom because he and his family were moving to Ohio. His hosting duties were assumed by new hosts Xanthe and Xoe Vila on December 30th 2009, but he continued to perform Owen the Dog on The Nick Jr Sharing Show.
 * Erica O'Barr was the longest serving host on KIDS. She joined the show since its 2007 premiere and left in December 2013 because she was going to college. She only returned in November 2014 for a "Dancey Dance" segment. She still appears on Nick Jr. in KIDS' spinoff series, Tammy. She and Brayden got replaced by Lance Lewis and Dorothy McCown.
 * Brayden Blackburn joined Sean, Erica, and Tammy in February 20th, 2008. His final appearance as a host was on December 13th, 2013 because he had to focus on more art. He presents Romp N'Roll at Home. He and Erica were replaced by Lance Lewis and Dorothy McCown
 * Xanthe and Xoe Vila joined Tammy, Brayden, and Erica as hosts in December 30th, 2009. In June 13th, 2014 they announced they were leaving because they were moving away with their family. They were replaced by Caroline, portrayed by Caroline Johnson.
 * Madeline Fretz joined Xoe, Xanthe, Erica, Brayden, and Tammy as hosts in November 1st, 2010. In June 1st, 2012 she left due to sickness. She was replaced by Charlie, portrayed by Charlie Katzenburg
 * Charlie Falmoir - Charlie joined Tammy, Erica, Brayden, Xoe and Xanthe as hosts in June 18th, 2012. She still appears in Nick Jr. as one of the hosts on Nick Jr. House. She also appears on Nickelodeon's Upbeat Retreat
 * Lance Lewis - Comedian Lance Lewis joined Tammy, Charlie, Xanthe and Xoe as one of the two hosts replacing Erica and Brayden. He joined on December 30th 2013 and is still one of the hosts on Nick Jr. House. He also appears on Nickelodeon's Lance's House
 * Dorothy McCown joined Tammy, Charlie, Xanthe, and Xoe as one of the two hosts replacing Erica and Brayden. She joined on January 16th 2014. She left in February 2017 because her family was in the country illegally, and they were afraid that the exposure could garner some unwanted attention.
 * Caroline Johnson joined Tammy, Charlie, Dorothy, and Lance as hosts replacing Xoe and Xanthe in June 2014. She and McCown left in 2017 to pursue new show Show Me, Show Me
 * Isaac Mirror has a segment where he beatboxes called Isaac's Beat
 * Michael Bruza has a segment where he draws called Michael's Magic Pictures
 * Frankie Muniz and Aaron Carter have a segment where they tell knock knock jokes called Knock Knock Jokes

Other Characters

 * Sammy is Tammy's Cousin. He makes occasional appearances
 * Mr. Mailman is a giant hand who appeared on KIDS during birthdays. He was dropped in 2015 because the setting changed from school to park
 * Jet the Raccoon and Miss Ezra Etiquette - Were introduced in 2013 and dropped in 2015

Criticism
In 2014, Sprout host Carly Ciarrocchi found it as a "Sunny Side Up Show Ripoff", solely due to the fact that there is a puppet co-host and the block airs live.

Guests

 * Dora the Explorer - Dora guest starred in 2007 for Thanksgiving with DJ Lance Rock. She also appeared with Brayden for St. Valentine‘s Day 2009, Erica and Tammy for Spanish week in August 2010, Brayden and Tammy for Valentine’s Day 2011, and Maddie and Tammy for Thanksgiving week 2011. Boots appeared in Fall 2011 with Erica and Tammy, and in 2012 with Xanthe, Xoe, and Tammy.
 * Blue's Clues - Blue appeared in December 2009 with Brayden and Tammy, November 2010 with Erica and Tammy, and December 2011 with Maddie and Tammy, Joe also guest hosted instead of the usual hosts on December 31st, 2007.
 * The Backyardagains - Pablo appeared for Friends Week in 2011 with Maddie and Tammy.
 * Yo Gabba Gabba! - DJ Lance, Muno, Foofa, Brobee, Toodee, and Plex appeared in September 2012 with Xanthe, Xoe, and Tammy. They also appeared with Brayden and Tammy in 2013. Plex appeared in 2010 to help Erica and Tammy come up with some crazy space robot moves, and DJ Lance guest hosted on occasions instead of the usual hosts.
 * The Fresh Beat Band - Kiki, Shout, Twist, and Marina appeared in 2012 with Erica and Tammy. They also appeared that year for Music Week with Brayden and Tammy.
 * Mike the Knight - Mike appeared on Valentine’s Day 2012 with Maddie and Tammy to promote his new show.
 * PAW Patrol - Marshall appeared in 2014 with Dorothy and Tammy to promote the premiere of Wallykazaam. Chase appeared in February 2014 with Xanthe, Xoe, and Tammy. He returned the next year with Dorothy and Tammy.
 * Ni Hao Kai Lan - Rintoo appeared once. Kai Lan also appeared on Thanksgiving 2010 to make recipes with Brayden and Tammy, and also appeared the same month with Maddie and Tammy.
 * Lalaloopsy - Jewel Sparkles appeared with Charlie, Erica, and Tammy in 2013. Bea Spells a Lot also appeared with Dorothy and Tammy in March 2015.
 * Romp n' Roll at Home - Rompy McRompy
 * Tammy - Mrs. T, Mr. T
 * The Nick Jr Sharing Show - Sarah, David, Josh E. Blue Jay, The Finger Mice
 * Shimmer and Shine - Shimmer and Shine appeared with Dorothy and Tammy to read thank you notes in 2015.
 * Little Charmers - Lavender, Posie, and Hazel appeared in September 2016 with Caroline and Tammy.
 * SpongeBob SquarePants - SpongeBob and Patrick appeared once in 2014 for a talent show with Dorothy and Tammy.

Shows aired

 * Dora the Explorer
 * Blue's Clues
 * Yo Gabba Gabba
 * Wow Wow Wubbzy
 * PAW Patrol
 * Dora & Friends: Into the City
 * Wallykazaam
 * Shimmer and Shine
 * Little Charmers
 * Backyardigans
 * Ni Hao Kai Lan
 * Go Diego Go
 * Wonder Pets!

2021 reboot
In October 2020, Nickelodeon announced a reboot of the series, with four new hosts. An open casting call for the block's new hosts occurred in November. In June 2021, it was announced that Julia Baker, Natalia Phelps, Henry Leister, and Parker Edmondson will be the hosts of the revival. The block will premiere on September 9, 2021.