On March 21, we celebrate World Down Syndrome Day! The entire Horizon 21 consortium is joining this day by participating in the mismatched socks initiative: a way to celebrate difference!
![](https://horizon-21.org/wp-content/uploads/2022/03/H21.png)
On March 21, we celebrate World Down Syndrome Day! The entire Horizon 21 consortium is joining this day by participating in the mismatched socks initiative: a way to celebrate difference!