National Kindergarten Day is on Wednesday, April 21, 2027, and it falls on April 21 every year. It honors kindergarten and its founder, German educator Friedrich Fröbel, who was born on this date in 1782. It’s also a day to thank kindergarten teachers.
When Is National Kindergarten Day?
It’s always April 21, Fröbel’s birthday. No organization has been documented as founding the day, but the date ties it directly to kindergarten’s creator.
Who Invented Kindergarten?
Friedrich Fröbel, born April 21, 1782, in Oberweissbach, in what is now Germany. In 1837, he opened a school for young children in Blankenburg. He later renamed it the “Kindergarten,” meaning “garden of children,” Britannica explains.
Fröbel believed young children learn best through play and “self-activity.” He designed play materials he called “gifts,” including balls and blocks, to help children explore shape, number and pattern. He also trained teachers in his methods. He died in 1852.
How kindergarten came to America
- 1856: Margarethe Schurz opened the first U.S. kindergarten, a German-language program in Watertown, Wisconsin.
- 1860: Elizabeth Peabody opened the first English-speaking kindergarten in Boston, after meeting Schurz. She later toured European kindergartens and campaigned for teacher training.
- 1873: Susan Blow started the first public school kindergarten in St. Louis, with 42 children. Within five years, every St. Louis primary school had a free kindergarten.
- 1877: Pauline Shaw opened two kindergartens outside Boston at her own expense, mainly for children from poor families.
By around 1880, about 20 years after Peabody’s school opened, kindergartens existed in 30 states, New America notes. Free kindergarten associations spread through cities in the late 1800s. In San Francisco, Sarah B. Cooper’s Golden Gate Kindergarten Association grew to 50 kindergartens.
What Is the Purpose of Kindergarten Day?
To recognize kindergarten as many children’s first step into school, and to thank the teachers who guide them. Fröbel’s core idea, that play is serious learning, still shapes early classrooms.
Kindergarten isn’t universal in practice. As of 2026, 17 states and Washington, D.C., require children to attend kindergarten, the Education Commission of the States reports. Only 14 states and D.C. require districts to offer full-day programs.
How to Celebrate National Kindergarten Day
- Thank a kindergarten teacher: send a note to the teacher who welcomed you, or your child, to school.
- Play with blocks: Fröbel’s “gifts” were simple shapes; build towers and patterns with kids.
- Plant a classroom garden: honor the “children’s garden” name with seeds in cups.
- Share a first-day photo: post your kindergarten picture next to a recent one.
- Donate supplies: crayons, glue sticks and picture books help kindergarten classrooms.
- Check registration dates: spring is when many districts enroll the next year’s kindergarteners.
- Read a first-day book: picture books about starting school help nervous kids know what to expect.
- Practice school skills through play: taking turns, cleaning up and following simple directions all fit Fröbel’s play-first approach.
Frequently Asked Questions
Is kindergarten mandatory in the U.S.?
It depends on your state. Only 17 states and D.C. require attendance, so check your state’s education department for its rules.
What does “kindergarten” mean?
It’s German for “children’s garden.” Fröbel chose the name because he saw children as growing plants that need care.
What age do children start kindergarten?
Most children start at age 5. Each state sets a birthday cutoff date, so check with your local school district before enrolling.
Where was the first kindergarten in America?
Watertown, Wisconsin. Margarethe Schurz started it in 1856, teaching in German.