Prajna Vihar School students bagged first prize in both the Hindi and English speech competition at a 2008 interschool competition organized by the Maha Bodhi Society in Bodh Gaya. In the arts categories, Prajna Vihar students won second prize in drawing, and third prize in music.

Prajna Vihar students regularly excel in both local and regional competitions in quiz, math, speech, drawing, and arts. They often earn awards in competitions, and won first place honors in 2014, 2015, 2016, 2017, 2018, 2019, 2022, 2024 interschool events.