maddyhelps

Grade 12 · Alberta

Help that actually makes sense

Three Grade 12 courses, explained the way a friend would explain them. Read the concepts, work through practice questions, then build yourself a random quiz. Everything is free, nothing asks you to sign up, and the answers are never locked away.

Pick a subject

Math 30-1

The whole course: counting, trigonometry and identities, sinusoidal models, exponents and logs, transformations, and polynomial, radical and rational functions.

7 units · 144 questions

Open Math 30-1

Biology 30

The whole course: genetics and biotechnology, the nervous system and senses, populations, reproduction and development.

7 units · 132 questions

Open Biology 30

Social Studies 30-1

All four related issues on ideology and liberalism, plus political and economic systems, and the Cold War.

6 units · 112 questions

Open Social 30-1

How each subject works

Three ways in

Concepts explain the idea first, with worked examples and diagrams. Practice questions let you work through the whole bank at your own pace, marked the second you answer. Practice quizzes build you a random set — pick Easy, Medium or Hard, pick a length, and get a different quiz every time.

Every question comes with a short explanation of why the answer is what it is, including the mistake people usually make. Submitting a quiz shows all of it straight away. There is no code to enter and nothing held back.