The Edmond J. Safra Center Longitudinal Study began in 2019 when the Hebrew and Arabic speaking children taking part in the study were in kindergarten, and the study is expected to continue until the children reach the end of sixth grade.

Hebrew:

• 1,157 Children
• 122 Kindergartens

Arabic:

• 1,197 Children
• 76 Kindergartens

Hebrew:

• 798 Children
• 78 Schools

Arabic:

• 960 Children
• 82 Schools

COVID-19 (the data collection was stopped due to closures)

Hebrew:

• 718 Children
• 64 Schools

Arabic:

• 568 Children
• 60 Schools

Hebrew:

• 663 Children
• 60 Schools

Arabic:

• 631 Children
• 60 Schools