After its second summer, it was expanded into an educational residential camp under the leadership of the Institute's director, Dr. Albert P. Schoolman, a disciple of Samson Benderly.

[5] Cejwin's Jewish practice was influenced by the Reconstructionist outlooks of Rabbis Mordecai Kaplan and Ira Eisenstein, both of whom frequently visited the camp.

[5] Its initial program included Hebrew and Judaica classes alongside recreational camp activities like music and arts and crafts.

[6] Though formal instruction was abandoned during the Great Depression, Schoolman continued to promote Hebrew and Judaism through informal education.

[5] Cejwin consisted of seven camps, divided by age groups: three for boys (Hadar, Carmel and Aviv), three for girls (Hadas, Carmela and Aviva), and one co-ed (Yonim, the youngest).