Justin Tesser is the principal of Achievement First Endeavor Elementary School. Previously, Mr. Tesser served as the school’s second through fourth grades STEM dean. He first joined AF Endeavor Elementary School as a second and fourth grade teacher. While teaching, Mr. Tesser was a grade level leader, a curriculum fellow, a leadership fellow, a Saturday Academy director and basketball coach. As a fourth grade teacher, his class had some of the strongest state test results in New York. Mr. Tesser graduated from the University of Missouri with a bachelor’s degree in psychology and minor in family studies and human development. He also received a dual master’s degree from Hunter College in general education and special education.
Endeavor Elementary School
510 Waverly Avenue
Brooklyn, NY 11238
Our school is near the C/G train (Clinton-Washington Aves.) & B26, B45 buses.
Bus transportation is provided to all students from .5 miles to 5 miles. Families may also utilize a paid van service or request MetroCards to be used weekdays before and after school.Phone Fax
Opened: September 2011
Number of Students in 2019-20: 432
Hours: 7:15 a.m. – 3:40 p.m. Monday – Thursday; 7:15 a.m. – 12:35 p.m. Friday
Specials: Art, Music, Physical Education
Extracurricular Programs: Encore after-school program
“Home of the Beavers”