The school emphasizes imparting practical knowledge along with the study of theoretical concepts. To fulfill this objective, the school has three well-furnished laboratories one each for Physics, Chemistry, and Biology.

Physics Lab
Guru Nanak Girls Inter College Ratangaj Mirzapur has a well equipped Physics Laboratory where the students get first-hand learning experience by performing various experiments on their own. It helps students to understand different scientific concepts and makes learning easy.

Chemistry Lab
The School has the latest Chemistry Lab with supplies, equipment, and a computer to make science interesting and effective for students and to encourage them to make significant contributions in the field of science later in life.

Biology Lab
We have a well equipped Biology Laboratory where the students get a chance to prepare slides on their own. Laboratory enhances the quality of study of Biology with the help of specimens, charts, and other related chemicals and apparatus. Students are given the opportunity to carry out their experiments as the laboratory has adequate and appropriate material and equipment.