Anuradha B.
Rahul Kumar is an excellent teacher
Rahul Kumar is an excellent teacher. He teaches with pride and joy. He teaches with patience, motivates the students, and teaches wonderful. My daughter loved his class very much.

Established in 2018, 98thPercentile is a US-based, online after-school learning center for Grades K–12 offering Math, ELA, Coding, and Public Speaking. Our CCSS-aligned curriculum and live, differentiated instruction focus on closing gaps and accelerating students beyond grade level. Powered by our homegrown NATE platform, students get adaptive diagnostics, personalized practice through the NATE Library, and clear parent reports, while monthly benchmark testing tracks growth and readiness. We help learners build strong fundamentals, confidence, and an Ivy-ready foundation—100% online, serving families nationwide. Classes run in small, interactive groups (often 4:1) led by experienced teachers who know every child by name. Families receive transparent dashboards, session recordings, and timely feedback so progress never feels mysterious. Programs include grade-level mastery, enrichment, and acceleration pathways, with flexible evening and weekend schedules to fit busy homes. Students present projects, practice real-world communication, and collaborate with peers to build resilience and leadership. Our dual emphasis on conceptual depth and deliberate practice ensures durable skills across reading, writing, problem-solving, and computational thinking. With ongoing skill scans, goal setting, and individualized study plans, each learner moves forward with clarity and momentum. Join thousands of families choosing a safe, engaging, results-driven path to academic excellence. Backed by caring support.
98thPercentile (98thpercentile.com) has 467 customer reviews on Five Star Index, with an average rating of 4.9 out of 5.
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Anuradha B.
Rahul Kumar is an excellent teacher. He teaches with pride and joy. He teaches with patience, motivates the students, and teaches wonderful. My daughter loved his class very much.
Chaitu
In a student standpoint 98th percentile is amazing and it is good for getting better at subjects and I love the teachers especially Rahul Kumar but sadly he has to leave teaching our class because he got the position of manager but generally 98th percentile is really good.
Pavitra M.
We are happy with the classes so far. The teacher Soumyadeep das is patient, supportive, and encourages my son Riyan to learn step by step.
Prathima J.
98thpercentile taught me a lot of stuff. It even helped me skip a grade in math at school. My teacher Rahul Kumar helped me a lot he is a very good teacher and is very helpful. He is very kind and he lets us play games and wordle.
Sarvika
This is Anay, and I am in Mrs. Vibhuti's class and also currently in fourth grade and because of Ms. VIhbuti I am now able to understand 6th grade math, through her thoughtful and amazing help.
Sai C.
I have been improving in grade five even though I'm in 4th grade. My teacher, Sania has thought me so much. Now I am sure I'm going to ace 5 th grade.
Aavha
The classes had been really really fun and so is the teacher Sania Watts. She has helped me learn lots of different things!!
Swetha M.
Our teacher Mrs.sania has been great teaching my kid new math concept every monday and wednesday now i can already see improvement!