Study smarter, not just longer.

Pricing by country

Per class and per course, small group or one-to-one

English and science games

Spelling, phonics, grammar, reading, science and geography practice

Interactive courses

30 lessons from fractions to AI, free

Maths notes, Class 6 to 10

29 topics with solved examples and practice

Subjects taught online

Science, languages, music, chess and more

Exams we help with

Boards, NEET, JEE, CUET, IELTS and more

Riddles, puzzles and quizzes

Maths, GK, science and Hindi paheliyan

Free to try

Free tools for homework and revision

Each one shows its working so you can learn the method.

All 31 tools →

Scientific calculator

A free online scientific calculator with brackets, powers, roots, logs, trigonometry in degrees or radians, factorials and a history.

Quadratic equation solver

Solve ax² + bx + c = 0 with the discriminant, both roots (including complex ones), the vertex and the factorised form, step by step.

Fraction calculator

Add, subtract, multiply and divide fractions and mixed numbers, with the answer simplified and the working shown step by step.

Percentage calculator

Find X% of a number, what percent one number is of another, percentage change, add or take off a percentage, and reverse percentages.

Mean, median & mode calculator

Mean, median, mode, range, quartiles and standard deviation for any list of numbers, such as marks, prices, runs or temperatures.

CGPA to percentage calculator

Convert CGPA to percentage (CBSE ×9.5 or your own multiplier), percentage to CGPA, and marks to percentage with a grade band.

LCM & HCF calculator

Find the lowest common multiple and highest common factor (GCD) of up to eight numbers, with a prime factor table that shows why.

Pythagoras theorem calculator

Find the missing side of a right-angled triangle from any two sides, with the area, perimeter and both acute angles.

Practise at home

Printable worksheets, lessons and games

Free practice that matches what children learn in school, with no sign-up.

Free printable maths worksheets (PDF) for Grade 1 to 8 (Year 2 to 9, Class 1 to 8), with answer keys. Try times tables worksheets or fractions worksheets.
Learn JavaScript classes, a gamified Grade 9 coding lesson with a live editor, the Python game lab (Tic-Tac-Toe and Guess the Number) and an Introduction to JavaScript.
Interactive maths lessons that explain ideas such as area, fractions, percentages and Pythagoras with sliders and hints.
Online maths practice by skill with instant feedback, plus maths games and typing games.

Classes

Help with what you are working on

All classes →

Maths exam preparation

Build a calmer, more organised maths revision routine. Lessons focus on the topics the student needs, worked examples and practice that makes the reasoning clear.

Maths competition & Olympiad preparation

Competition maths asks students to explore, test ideas and explain why a solution works. Prepare with non-routine questions, careful reasoning and feedback on the approach—not just the final answer.

Coding classes for kids: Python & projects

Give curious learners a friendly first step into programming. Students make small things, learn how instructions fit together and build confidence by changing and debugging their own code.

Help young learners understand how AI tools behave, where they can be useful and why their answers need checking. Sessions can combine discussion, coding and a small creative project matched to age and readiness.

How it works

Three simple steps.

01
Tell us what you need
Your class or syllabus, the exam date and the topics that feel hardest.
02
We check the fit
We confirm what we can cover, the format and availability before agreeing to lessons.
03
Practise with a plan
Worked examples, practice on question types, and a revision plan built around your exam.

Read

Guides you may find useful

All guides →

Maths, coding, AI & parents

How to prepare for maths exams: a revision plan that works (study tips for students)

A practical maths revision plan for students: audit your topics, build a timetable, practise past papers, keep a mistakes log, manage exam time and use free calculators to check your working. For school boards and international exams.

Maths, coding, AI & parents

BODMAS rule explained: order of operations with examples (PEMDAS, BIDMAS)

What BODMAS means (and PEMDAS and BIDMAS), the order to do brackets, powers, division, multiplication, addition and subtraction, worked examples, common mistakes, and free practice worksheets.

Maths, coding, AI & parents

Vedic maths tricks: 8 fast mental maths methods with examples

Eight Vedic maths tricks that really work: multiply by 11, square numbers ending in 5, multiply numbers near 100, vertically and crosswise, subtract from 1000 and more, each with step-by-step examples and practice.

Maths, coding, AI & parents

Prime numbers from 1 to 100: full list, chart and how to find them

All 25 prime numbers from 1 to 100 in a list and a 1 to 100 chart, how to check if a number is prime, why 1 is not prime, and the Sieve of Eratosthenes explained simply.

Maths, coding, AI & parents

Squares 1 to 30: list, table and cubes with tricks

Squares from 1 to 30: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400 … 900. Full table with cubes, quick tricks and square roots.

Maths, coding, AI & parents

Maths Olympiad preparation guide: how to start, what to practise and how to stay motivated

How to prepare for school and national maths Olympiads and competitions: what they test, key topics (number theory, geometry, counting), a weekly routine, how to practise non-routine problems and free tools to build speed and number sense.