Make the method visible
Curriculum lessons with step-by-step teaching and linked practice. Years 5 and 6 are the current focus, with selected resources for other year groups.
© 2026 Maths ModelledPrimary maths, made visible
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Bring ideas to life with free maths videos and visual tools. Create a teacher account for curriculum lessons, purposeful practice and resources that take you from the first explanation to the next day’s retrieval.
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Go from “How shall I explain this?” to “What will they practise?” with resources designed to work together.
Discover your teacher account →Practice with a purpose
Question Bank resources for times tables, fluency, reasoning, retrieval and assessment, with matching answers for the available topics.
Make room for fluency
Released Year 5 and Year 6 Upper KS2 Fluency sessions, pupil homework and teacher resources.
Take maths further
Maths Club adventures for Years 3–6, Primary Mathematics Challenge preparation for Years 5–6 and ISEB Common Pre-Test maths practice.
Watch · understand · try
See the explanation. Explore the idea.
Start with a free Year 5 or Year 6 video, then try the matching interactive tool. Teachers can continue into the linked teaching lesson with a teacher account.
5:08How to Do Long Division | Step by Step
Work through 432 ÷ 12 on an aligned grid, understand each digit's place value, then try 552 ÷ 12.
With a linked lesson and an interactive tool
Watch and explore
4:37Roman Numerals to 1000 | How to Read and Write Them
Read and write Roman numerals by partitioning a number, converting each part and combining the groups.
With a linked lesson and an interactive tool
Watch and explore
1:41Rounding to the Nearest 1,000 | Which Digits Matter?
Use the halfway value to explain why 63,492 and 63,502 round to different thousands.
With a linked lesson and an interactive tool
Watch and exploreVideos and public tools are free to use. No account needed.
See the mathematics
Explore a real tool, then compare more visual models.
Try the Number Representation Grid here. The other previews use the same registered mathematical models as their full public tools, which open without a teacher or pupil account.
Number and place value
Number Representation Grid
Keep one number fixed while comparing digits, place-values, words, counters and Base-10 equipment.
- Use it for
- Comparing representations and flexible partitioning.
- Explore
- Change the number, visible columns and representation rows.
Calculation
Written Multiplication
Step through a formal method and connect written digits with counters, grid method or area model.
- Use it for
- Explaining exchanges, place value and partial products.
- Explore
- Choose short or long multiplication and reveal one stage at a time.
Fractions
Fractions, Decimals & Percentages
Connect one shaded hundred square with equivalent fraction, decimal and percentage names.
- Use it for
- Making equivalence visible before comparing values.
- Explore
- Shade cells, change the fraction and compare two amounts.
Geometry
Angles
Classify and estimate an angle before revealing a classroom protractor to measure and check it.
- Use it for
- Connecting angle type, sensible estimation and measurement.
- Explore
- Change the angle, guides and protractor position.
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