|High School:||Winchester HS|
Avnery was a consistent all-around competitor in her rookie year. She set personal bests of 9.70 on vault, 9.725 on bars, 9.625 on beam, 9.875 on floor, and 38.50 in the all-around. She was a member of the Ivy Classic first place team and culminated her outstanding season by qualifying to the NCAA regional competition.
Before coming to Yale, Avnery had extensive high school and club experience. Her club team, American Gymnastics, took first place at the Level 10 Massachusetts state championships. She was also a member of the 1999 Pan-American Maccabi squad and the 2001 Maccabi Games team that competed in Israel. She is a graduate of Winchester High School.