photo highlighting the two events NDSS is hosting on world down syndrome day

World Down Syndrome Day

Join us on Capitol Hill, Race for 3.21 from home, or do both!


NDSS empowers individuals with Down syndrome and their families by driving policy change, providing resources, engaging with local communities, and shifting public perceptions. 

group at Down syndrome advocacy conference
Girl with Down syndrome and her mother smile at camera wearing racing for 3.21 hat, shirt, and medal

Racing for 3.21 on World Down Syndrome Day

You can run, walk, bike, hike, swim, or anything else for 3.21, 32.1, or 321 miles at any time, any place, and at any pace. We have registrations for everyone and every level!  



Join the challenge
group of people with down syndrome holding barbies with down syndrome

The first Barbie with Down syndrome

On April 25, 2023, Barbie® introduced its first doll with Down syndrome, a step to further increasing disability representation in the toy aisle. NDSS had the opportunity to advise Mattel to ensure the doll reflected characteristics and symbols of Down syndrome. 

Learn more