Gateway International School (GISN), Neelankari. Gateway International School opens the door to world class education by making international standard education accessible and affordable to all children. The school has classes from Pre KG to Std. 5. The whole atmosphere of the school is full of love and joy. Where, we all follow to pay respect to elders. The entire environment is good for teaching-learning process and enables the children to gain self-confidence and feel secure. We motivate our children to maintain and follow the discipline by explanation, discussion and persuasion.