Practice math until you master the topic

Generate focused, printable problem sets for the exact math topics your child is learning — designed to support mastery through practice.
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Focused practice, one topic at a time.

Cognidia generates problem sets for a single, clearly defined math topic. Each set stays focused, so students practice exactly what they’re working on — not a mix of unrelated problems.
Choose a topic Practice stays focused on one clearly defined skill. Solving linear equations Fraction operations Factoring quadratics Percent word problems Ratios & proportions Problem Set Topic-driven • Printable PDF Fraction operations 15 problems Printable Generate PDF Focused on one topic per set

Practice on paper. Review with clarity.

Each problem set is provided as a printable PDF. Answer keys and worked solutions are provided separately, so practice and review remain distinct.
Printable sets, separate solutions Practice and review are provided as distinct documents. Problem Set Printable PDF Answer Key Printable • Worked solutions Provided separately Both documents are printable and can be used offline.

Clear, structured limits.

Each problem set contains 15 problems. Users can generate up to 5 problem sets per day.
Clear, structured limits Straightforward constraints that keep the experience focused. 15 problems per problem set Fixed length Up to 5 sets per day Simple daily cap Same limits apply during trial and after subscribing.

Simple, transparent pricing.

Try Cognidia free for 7 days. No credit card required. Continue for $10/month after the trial. Cancel anytime.
Start Evaluate Continue Start the trial Create an account Evaluate at your pace Use it for a week Keep going anytime Subscribe to continue
Generate a Problem SetView Sample Problem Sets

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