For BC high-school students · Pre-Calc 11 · Pre-Calc 12 · Calculus 12
Master math class.
One skill at a time.
Learn each topic in a few minutes, then practice the questions unit tests actually ask — radicals, factoring, quadratics, logs, trig, limits and derivatives — with your typed answers marked on the spot and a worked solution every time.
- Made for BC Pre-Calc and Calculus
- New numbers every time
- Free during the launch promotion
130
lessons
818
lesson cards
217
skills
Unlimited
practice questions
How it works
From “I sort of get it” to test-ready
The same five steps for every topic.
- 01
Learn
A short lesson with the key idea, the method, worked examples and the usual mistakes.
- 02
Practice
Questions at the right difficulty, with hints if you’re stuck.
- 03
Feedback
A worked solution every time, then try another one like it.
- 04
Apply
Multi-step problems, graphs, and finding the mistake in a solution.
- 05
Test ready
Timed unit tests, mock exams and a readiness check before the big day.
What you’ll practice
Practice that looks like the test
Unit tests ask for exact answers in simplest form, graphs and multi-step work. So does every question here.
Typed math
Type 3sqrt(26) or (x-2)(x+3) and see how it reads before you check. Every equivalent form is accepted.
Hints when you’re stuck
Three hints that get more specific, or break the question into smaller steps.
Graph questions
Drag points onto a parabola, shade where an inequality holds, mark intercepts and asymptotes.
Find the mistake
A worked solution with one planted error: find the line that goes wrong, and see why.
Worked solutions
Every question comes with a full solution, often shown more than one way.
Progress by skill
See your mastery and weak spots, and get recommended Daily practice.
My mistakes
Go over what you missed and try fresh questions on the same idea.
Unit tests and mock exams
Timed unit tests, a mock midterm and a mock final, marked like the real thing.
Real progress
Five lucky guesses don’t make you ready
Getting something right once isn’t the same as knowing it. A topic only counts as mastered when you get it right again a few days later. Guesses don’t count.
- See your weakest topic at a glance
- Practice exactly that in one tap
- A readiness check that shows what’s left to learn, not a guess at your grade
Built for your course
Every course, unit by unit
Pick your course, tick the units you’ve covered, and start practicing.
Pre-Calc 11
Pre-Calculus 11
- 1Real numbers, powers and radicals
- 2Factoring polynomials
- 3Rational expressions and equations
- 4Quadratic functions
- 5Quadratic equations
- 6Linear and quadratic inequalities
- 7Trigonometry
- 8Financial literacy
Pre-Calc 12
Pre-Calculus 12
- 1Transformations of Functions and Relations
- 2Polynomial Functions and Equations
- 3Rational Functions
- 4Exponential Functions and Equations
- 5Logarithms: Operations, Functions, and Equations
- 6Geometric Sequences and Series
- 7Trigonometry: Radians, the Unit Circle, and Graphs
- 8Trigonometry: Equations and Identities
Calc 12
Calculus 12
- 1Functions & graphs review
- 2Limits & continuity
- 3The derivative
- 4Differentiation rules
- 5Graphs of f, f′, f″
- 6Related rates & optimization
- 7Antiderivatives & differential equations
- 8The definite integral
Why you can trust it
Answers you can trust
Every question comes with a full worked solution, and every answer key is checked before you ever see it.
Spot a mistake? Tell us
Every question has a “Report a problem” button. We check every report and fix errors quickly.
Your data stays yours
Hosted in Canada. We don’t collect your student number or school, and you can delete your account any time.
Questions
Good to know
Does it follow my course?+
Yes, unit by unit. It’s built around BC Pre-Calculus 11, Pre-Calculus 12 and Calculus 12. Your teacher always has the final say, and you can hide any unit, topic or skill your class hasn’t reached.
Do I need a new account?+
No. Sign in with your Learn4Less account — the same one you use on learn4less.ca.
How are my answers marked?+
Instantly. Type it the way you’d write it, and any correct form counts: √12 and 2√3 are both right. If your answer is right but not fully simplified, it tells you.
Can I use it during quizzes, homework or tests?+
No — it’s for studying only. Using it during anything graded breaks your school’s academic honesty rules.
How much does it cost?+
$19.99 a month for every course, and you can cancel anytime. Right now it’s free for everyone during our launch promotion.
What if a question is wrong?+
Tap “Report a problem” on the question. We check every report and fix it.
Your next unit test won’t study for itself.
Pick a topic and start practicing tonight.
Start practicing free