2000
August
WinterKids Becomes Independent Nonprofit
WinterKids becomes a fully independent 501 c 3 non-profit, founded by Carla Marcus.
September
First Outdoor Learning Curriculum
WinterKids’ first Outdoor Learning Curriculum is launched, primarily through Physical Education programs.

Ski Passport Officially Recognized as the WinterKids Passport
Initially a SkiMaine initiative, WinterKids takes on management of the Ski Passport program, officially renaming it the WinterKids Passport. The program offers free lift tickets to 5th graders across Maine.
2001
WinterKids Passport Expands to Include XC Skiing
With the new expansion, the Passport now offers free passes with 16 downhill and 13 cross country area partners.
2002
National Outdoor Learning Curriculum Developed
Aligned with National Education Standards
Passport Expands to Include More Ages
WinterKids Passport expands to include 5th, 6th, and 7th grades, with 31 downhill and cross country area partners participating.
2003
January
Active Academic Workshops Begin
Active Academic Workshops travel statewide to students, teachers, and after-school programs, with 302 kids participating.
World Class Athlete Tour Launches
World Class Athlete Tour reaches over 2,100 children across Maine over the course of three years (2003-2005).

2004
University of Maine partners with WinterKids World Class Athlete Tour
WinterKids Programs included in CDC Database
The Centers for Disease Control and Prevention (CDC) includes WinterKids Outdoor Learning Curriculum and Passport in its Health Promotion and Education Database.
2005
July
Marion Doyle Joins Team WinterKids
Marion Doyle joined the WinterKids team in 2005 and continues to serve today as Education Director.
WinterKids Launches Three New Programs
WinterKids Live!, WinterKids SnowSchool are launched, and Welcome to Winter is developed, an outreach program designed to introduce immigrant, refugee, and low-income families to winter.
2006
Passport Expands to Include Skating, Tubing, and More.
The WinterKids Passport expands to include 50 statewide partners: 16 downhill, 19 cross-country, 11 ice arenas, 3 tubing and sledding parks, and 1 dog sled center.
Active Academic Workshops Double in Participation
Active Academics Workshops reach 883 kids at 18 schools across Maine, a 100% growth over the prior year (473 in 2005). First workshop is conducted for non-English speaking children.
2007
Outdoor Learning Curriculum Expands Across the Country
New Balance Foundation Partners with WinterKids
The New Balance Foundation begins a partnership with WinterKids to offer programs to children in the New Balance factory towns of Skowhegan, Norridgewock, and Norway.
2008
November
Julie Mulkern joins Team WinterKids
Julie Mulkern joins WinterKids as Development Director and will eventually lead as Executive Director until 2024.
2010
July
Continued Growth With Active Academics Workshops
Active Academics Workshops continue steady growth, seeing 1,587 kids in 25 schools across Maine in 2009, and 2,063 kids in 26 schools in 2010.
2013
March
First Downhill Derby at Mt Abram
November
Fun Pass- nordic center passes for early childhood kids
December
Peisner Nordic Fund (2013-2024) & George K Scholarship Fund (2013-2018) established
2018
August
WinterKids is Beneficiary of the TD Beach to Beacon
December
WinterKids Passport is relaunched as the WinterKids App
2023
August