PracticeCalculus
PracticeCalculus is an online platform for learning calculus by solving problems. It teaches Calculus 1, 2 and 3 in short interactive lessons, and every answer gets immediate, specific feedback, hints and a step-by-step walkthrough.
It is built for high school and university students taking a first, second or third calculus course, and for anyone reviewing calculus on their own. The courses, reference pages and blog are available in English, Español, Português, Deutsch, Français.
PracticeCalculus is not a video course, a textbook or a homework answer generator. Students learn by doing: each lesson asks them to work through problems themselves, with new numbers on every attempt, while XP, daily streaks and review of past mistakes keep them practicing.
PracticeCalculus: Core data
- Type
- Online calculus learning platform (web app)
- Legal name
- Practice Calculus
- Website
- practicecalculus.com
- Founded
- 2026
- Founder
- Paul Adams Ohiani
- Courses
- Calculus 1, Calculus 2, Calculus 3
- Curriculum
- 15 units, 163 lessons and 1,001 interactive steps
- Reference library
- Functions: 23 · Rules: 22 · Theorems: 14 · Blog: 41 · University courses: 139
- Languages
- English, Español, Português, Deutsch, Français
- Pricing
- Free plan available. Pro costs $9.99 a month or $59.99 a year, with a 7-day free trial. See plans
- Contact
- [email protected]
Source: course, library and price figures are read from the live PracticeCalculus curriculum and plans, as of November 4, 2026.
PracticeCalculus: What students can do
- Work through short lessons that explain one idea and then ask them to solve problems with it.
- Type answers as math, including expressions, limits and vectors, and get feedback that points at the specific mistake.
- Open hints and a full step-by-step solution for every exercise.
- Take unit quizzes, review past mistakes and sit timed practice exams.
- Look up functions, rules and theorems in the reference library and on the formula sheet.