Learn anything through interactive practice.

College math and science, Advanced Placement®, SAT®, ACT®, GRE®, GMAT®, literature, social science, history, and more.

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Learn by doing.

There is no better way to learn than to do something yourself. Practice with 50,000+ challenging questions.

In-depth solutions.

No single-sentence explanations here. We make sure to thoroughly explain every question so you can improve as you practice.

Meaningful data.

Get contextual performance insights with data on how other students answered.

Trustworthy content.

We obsess about content quality so you can know that you are getting relevant, impactful practice.

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Simple classroom management.

Create your classes and invite your students in three simple steps.


Create custom assignments out of our content for greater control and insight.

Powerful analytics.

Deep-dive into student performance across topics, attempts, and time periods for x-ray vision into areas of strength and improvement.

Authentic content.

Content is rigorous and constantly updated to ensure alignment with national standards.

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School Admins

Proven results.

Students at licensed Albert schools beat AP national averages by 14%.

Loved by teachers.

With our large bank of standards-aligned content, teachers can focus on teaching instead of writing assessments.

Easy implementation.

Experience same-day implementation with our advanced school licensing and admin features.

Flexible pricing.

Our licenses can be tailored to affordably meet the needs of classrooms, departments, schools, and districts.

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