Help.ai Learn · Learning paths

A clear starting point. A useful next step.

Choose a path by subject, school context, or the skill you want to build. Each one shows its starting knowledge and the specific skills it connects.

Math

Explore numbers, relationships, shapes, and change. Find the mathematical idea behind a practical calculation, a school question, or a topic you want to understand more deeply.

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Primary / elementary foundationsPrimary mathBuild a connected foundation in number, calculation, fractions, measurement, and data. Use the skills in order or return to the first idea that needs attention.Counting & comparing · Place value · Addition & subtraction · Multiplication · +6 more Preparing for algebraPre-algebraConnect arithmetic to algebra through signed numbers, fractions, proportions, equations, and graphs. Review the specific foundation that blocks the next step.Signed numbers · Equivalent fractions · Decimals · Proportions · +6 more Secondary / high-school algebraHigh-school algebraWork through the relationships behind secondary algebra. Reuse number skills, connect equations to graphs, and build toward systems and quadratics.Signed numbers · Equivalent fractions · Decimals · Linear equations · +4 more Secondary geometry and trigonometryGeometry & trigonometryConnect measurement and geometric reasoning to triangle ratios and the unit circle. Keep the meaning of each angle, length, and coordinate visible.Shapes & angles · Area & volume · Linear equations · Geometric reasoning & proofs · +4 more Preparing for calculusPrecalculus foundationsReview equation, graph, and angle foundations before calculus. Identify the prerequisite that needs attention and connect formal notation to its meaning.Linear equations · Systems of equations · Quadratic equations · Graphs & coordinates · +5 more Introductory university calculusUniversity calculus foundationsConnect the first calculus ideas to functions, graphs, and justified steps. Understand local change and accumulation before extending the techniques.Graphs & coordinates · Function notation · Limits · Derivatives · +2 more Introductory linear algebraLinear algebra foundationsBuild from equations and coordinates to vectors and matrices. Explain what each component represents and how a matrix-vector calculation combines quantities.Signed numbers · Graphs & coordinates · Linear equations · Systems of equations · +2 more Goal-led refresherAdult math refresherRefresh the mathematics behind a real task, from a percentage or measurement to an equation or graph. Use familiar goals and revisit only the skills you need.Place value · Addition & subtraction · Multiplication · Long division · +12 more

Science

Connect what you observe to an explanation you can examine. Explore physics, chemistry, and biology through the models, measurements, and evidence used in each discipline.

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Secondary schoolSecondary science foundationsBuild a useful explanation at three different scales: an object changing motion, atoms in a reaction, and cells working together. Choose the unit that fits what you are studying.Forces and motion · Balancing chemical equations · Cells, tissues, and systems

Languages

Learn to understand and communicate in another language. Browse a language and a practical skill, then choose a path that fits what you can already do.

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A1 foundationsSpanish A1 foundationsFollow six connected skills for a first practical exchange in Spanish. Start at the beginning or revisit the part you need, using the same skill pages throughout.Spanish sounds and greetings · Introduce yourself in Spanish · Ask simple questions in Spanish · Spanish numbers and time · +2 more

Cooking

Understand the instructions and techniques behind a dish. Build practical skills through clear explanations of recipes, quantities, preparation, and the result you are trying to produce.

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Kitchen foundationsCooking foundationsBuild a clearer understanding of a recipe before preparing it. Follow the practical skills in order, with links to the mathematical ideas used in measuring and scaling.Read a recipe before you begin · Equivalent fractions · Decimals · Measure ingredients clearly · +3 more

Money concepts

Understand the terms and calculations behind a financial explanation. Start with a concept, inspect the assumptions in an example, and identify what the information does and does not establish.

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Investing concept foundationsInvesting foundationsBuild the vocabulary and numerical understanding needed to read an investing explanation carefully. The sequence teaches concepts through hypothetical examples, without choosing investments or allocations.Saving and investing · Decimals · Percentages · Reading data · +4 more

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