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Practice anywhere, anytime. Smarter, faster, better.

100,000 adaptive practice questions, personalized recommendations, simple dashboard.
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Improving your knowledge one question at a time.

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Start by getting 10 correct

Practice is all about helping each student improve gradually. Your first step for each concept is to answer 10 questions correctly.

Adapts to meet you where you are

Problems on CK-12 will now match your level and the difficulty of questions will gradually increase or decrease depending on your performance.

Thoughtful recommendations

If you struggle with a particular concept, we’ll recommend helpful resources like readings and videos.

Easy to understand Dashboard

A simple, intuitive dashboard that shows your progress, practice time, answers review and more.

Already using CK-12 practice?
All your activities and classes will be carried
over to our new and improved practice.