Math // Mathematical Thinking
Making Sense of Problems
Make sense of a problem by identifying what is being asked, choosing concrete objects or pictures to represent the situation, and explaining a pathway to the solution
Quick check
When the learner gets a maths problem they don't immediately know how to solve, do they stop and think about what the question is asking — maybe drawing a picture — before diving in?
Ask this to see whether the topic is secure.
Topic // Mastery
What mastery looks like
- When given a word problem within 10, explain what the problem is asking before attempting to solve
- Choose objects, fingers, or drawings to represent a problem situation
- After finding an answer, check it makes sense (e.g. re-count objects to verify a total)
Topic // Map
Where this fits
- RequiredMust come first
- HelpfulHelps, but not essential
Before this
5 topicsAddition & Subtraction // Ages 4 to 6
Making sense of addition problems requires understanding addition as combining
- How Many in Total?Helpful
Counting & Cardinality // Ages 4 to 6
Problem sense-making at 5-6 requires cardinality understanding to make sense of 'how many' problems
- Persisting When It's HardHelpful
Learning to Learn // Learning to Learn // Ages 5 to 6
Mathematical perseverance with problems is the domain-specific application of the universal persistence habit
- Checking Your Own WorkHelpful
Learning to Learn // Learning to Learn // Ages 5 to 6
Checking whether a maths answer makes sense applies the universal self-checking habit to a mathematical context
English // Reading Comprehension // Ages 5 to 10
Making sense of word problems requires listening comprehension skills
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Making Sense of Problems
Ages 5 to 6 // Thinking skill
Leads to
2 topicsMathematical Thinking // Ages 6 to 7
Age 6-7 problem-solving builds directly on age 5-6 problem-sense-making
- Growth MindsetHelpful
Personal & Social Development // Self-Regulation & Resilience // Ages 7 to 9
Growth mindset understanding (SEL) is grounded in the concrete experience of persevering through mathematical problems — the abstract principle is made real through mathematics
Topic // Research-informed
Teaching notes
From the Marble Skill Taxonomy. These notes have not been validated in classrooms, so treat them as a starting point for your own judgement.
The approach
For 5-6 year-olds, 'making sense of a problem' means treating a word problem as a real situation to understand before touching any number. Proficient young solvers restate what the story asks in their own words, represent it with objects or a drawing, work toward an answer, then check whether it makes sense in the story. The main teaching risk is the opposite habit — grabbing the numbers and 'doing a sum' (suspension of sense-making / compulsion to calculate). The core activity is a patient spoken 'thinking partner' routine that refuses a blurted number and builds comprehension first; concrete counters, numberless/progressively-revealed staging, a worked-example reveal, and a single reasonableness check are supporting approaches with different purposes.
Common misconceptions
- 'I look for the special word — altogether means add, left means take away' (keyword strategy, applied before the story is even read)
- 'Every problem is just a sum with the numbers in it' — computes an answer even for an unanswerable or nonsensical story (suspension of sense-making / compulsion to calculate)
- Restating a salient number from the story instead of the quantity actually asked for
- Treating being stuck as 'I can't do it' rather than a cue to represent the story a different way
Useful representations
- Concrete objects / counters the child physically moves to enact the story
- Part-part-whole picture (two groups combining into a whole)
- Simple bar or strip drawing linking the known and unknown quantities
- Numberless word-problem staging (reveal the story, then the question, then the numbers last)
- A four-move frame: understand → represent → solve → check
Teaching practices
- Comprehension first: have the child retell the problem in their own words and say what is being asked BEFORE any calculating
- Represent the situation concretely — act it out with counters, fingers, or a simple drawing so the story structure (part-part-whole) is visible
- Use numberless / progressively-revealed story problems so children reason about the relationship between quantities before a number invites them to compute
- Model a short self-questioning routine aloud ('What is happening? What do I need to find? Does my answer make sense?') and have the child echo it
- Deliberately pose the occasional unanswerable or 'silly' story so children learn that not every set of numbers yields a sum — sense-making is required
- Never teach cue-word rules ('altogether means add'): build understanding of the situation, not word-to-operation mapping
Activities to try
- 1
The thinking partner who won't take a number yet
Why it works: A word problem is a situation to understand, not just numbers to do a sum with; sense-making and a reasonableness check come before and after calculating.
- Listen to a tiny within-10 spoken story from a friendly partner character, e.g. 'Three frogs were on a log and two more hopped on.'
- Before giving any answer, retell the story in your own words and say what is being asked ('what are we trying to find out?').
- Show the story with counters/frogs or fingers ('show me with your frogs') so the part-part-whole structure is visible.
- Work out an answer for a solvable story, then answer the partner's closing question: 'Does your answer make sense in the story?'
- When the partner occasionally tells a deliberately silly story ('...so what colour is the pond?' or '...so how old is the cat?'), catch that it cannot be worked out and say why.
- 2
Numberless, progressively-revealed story with a part-whole workspace
Why it works: Children reason about the relationship between quantities before a number invites them to compute, building a visual representation of the situation.
- See the story picture first, then the question, with the numbers revealed last.
- With a workspace of draggable counters and a part-whole mat, place objects to model the situation and the relationship between the quantities.
- Only after modelling, use the number pad that appears to find the answer.
- Respond to a 'does this match the story?' check that compares your model to the situation, not just the final number.
- 3
Tap-to-reveal worked example of the four moves
Why it works: The understand/represent/solve/check routine becomes visible as a sequence a solver actually follows.
- Work through one story where each phase can be revealed: understand → represent → solve → check.
- At each phase, see what a good solver asks themselves ('What is happening? What do I need to find? Does my answer make sense?').
- Echo the self-questioning routine aloud after seeing it modelled.
Math // Mathematical Thinking
More in Mathematical Thinking
- Showing Your WorkingAges 5 to 6Thinking skillShow and tell how a mathematical answer was found using objects, drawings, and spoken words
- Using objects to model real problemsAges 5 to 6Thinking skillUse objects, drawings, or simple number sentences to represent a real-world situation (early mathematical modelling)
- Spotting mathematical patternsAges 5 to 6Thinking skillNotice simple patterns and structures: spot that changing order doesn't change the total, and recognise how numbers relate to each other
- Early Maths VocabularyAges 5 to 6Thinking skillUse mathematical words carefully when counting, comparing, and describing shapes and positions
- Real-World to Maths ConnectionsAges 5 to 6Thinking skillMove between a real-world situation and a mathematical representation using concrete objects, drawings, diagrams, tables, number sentences, or bar models
- Finding efficient methodsAges 5 to 6Thinking skillNotice when a calculation or pattern repeats and use this to count more efficiently or predict results
- Hands-On Problem SolvingAges 5 to 6Thinking skillSelect and use familiar tools (concrete objects, fingers, ten frames) to help solve a mathematical problem
- Explaining Mathematical ReasoningAges 6 to 7Thinking skillWith teacher prompting, explain and justify mathematical reasoning using drawings, number sentences, or words