Skip to main content
Take a look at our new
Primary
and
Secondary
tasks open for students' solutions
Main navigation
Teachers
expand_more
Early years
Primary
Secondary
Post-16
Students
expand_more
Primary
Secondary
Post-16
Parents
expand_more
Early years
Primary
Secondary
Post-16
Problem-Solving Schools
expand_more
What is the Problem-Solving Schools initiative?
Becoming a Problem-Solving School
Charter
Resources for PD
Hub
PD and Events
expand_more
Resources for PD
Events
Newsletters
About NRICH
expand_more
About us
Impact stories
Support us
Our funders
Contact us
search
menu
search
close
Search NRICH
search
Or search by topic
Number and algebra
Place value and the number system
Fractions, decimals, percentages, ratio and proportion
Calculations and numerical methods
Algebraic expressions, equations and formulae
Coordinates, functions and graphs
Patterns, sequences and structure
Properties of numbers
Geometry and measure
Pythagoras and trigonometry
Angles, polygons, and geometrical proof
3D geometry, shape and space
Transformations and constructions
Vectors and matrices
Measuring and calculating with units
Probability and statistics
Handling, processing and representing data
Probability
Working mathematically
Thinking mathematically
Mathematical mindsets
Advanced mathematics
Decision mathematics and combinatorics
Mechanics
Calculus
Advanced probability and statistics
For younger learners
Early years foundation stage
United Kingdom, UK
Type
- Any -
Article
Game
Problem
Keystage
- Any -
Age 3 - 5
Age 5 - 7
Age 7 - 11
Age 11 - 14
Age 14 - 16
Age 16 - 18
Challenge level
- Any -
1
2
3
solution
163345
solution
163354
solution
163366
solution
163423
solution
163453
solution
163463
solution
163465
solution
163478
solution
163479
solution
163480
Pagination
First page
« First
Previous page
‹‹
…
Page
81
Page
82
Current page
83
Page
84
Page
85
…
Next page
››
Last page
Last »