Welcome to TKCalifornia!

Giving young learners a strong start with Transitional Kindergarten

Transitional Kindergarten (TK) is one of the first steps California’s youngest learners take in their academic careers—and new updates to education policy now make it possible to serve more children in TK! On TKCalifornia, you can learn more about TK, as well as receive valuable, easy-to-use support and tips for teaching and administering high-quality TK that will get your young learners off to a strong start! Learn more ›

TK Policy Map Timeline


Ready, set…

Sept. 2 – Dec. 2 Birthdays

  • Implementation Grants issued
  • Facilities Grants issued
  • TK Teacher Training Requirements extended until 2023


Go! TK expansion begins!

Sept. 2 – Feb. 2 Birthdays

  • Max Class size 24
  • 12:1 Student/Teacher ratio
  • Last year for TK Teachers to complete Teacher Training Requirements


Getting even better…

Sept. 2 – April 2 Birthdays

  • 10:1 Student/Teacher ratio (contingent on funding)
  • All TK Teachers must possess credential + specified ECE training


Almost there…

Sept. 2 – June 2 Birthdays


Finish line!

All children who turn 4 by September 1st can enroll in TK!

Download a PDF Version
Information for Administrators
Information for Teachers
Information for Parents

Explore Our TK Resources Library

Our TK resources library includes a variety of resources designed to support TK administrators, teachers, and parents. Our list of resources comes from various educators, researchers, and state-wide organizations working to support TK implementation across California.

Featured Resources

Transitional Kindergarten FAQ
Multilingual Learning Toolkit
The Value of Transitional Kindergarten: Parent Perspectives
Discover 154 different resources to help you administer and teach TK

Upcoming Events & Trainings

Find a current listing of upcoming TK-specific events and trainings from various education and policy organizations. Sign up for upcoming events & trainings ›

March 8, 2022
March 8, 2022
Celebrating Transitional Kindergarten: Stories from the Field & Website Launch
Seeking Input from TK-K Educators via Survey
Provide Feedback on the Revised Preschool Learning Foundations (PLF)

Transitional Kindergarten in the News

10 things California parents should know about transitional kindergarten
Do you have a 4 year old? This is what you should know about Universal Transitional Kindergarten in California