Browse by skill
By what your child does, rather than by grade.
Grade is the usual way in, and it is the front door of this site. But if you already know the sticking point — they cannot place a fraction, or they read 43 as bigger than 51 — this is the faster route. Activities appear under every skill they use, so most appear more than once.
Choosing an answer
Picking from a few options, with the wrong ones chosen to catch a specific misunderstanding.
Counting Crew
Count them, name the next number, and find who is 4th in line.
Shape Sorter
Name the shape, then count its sides.
Ten-Frame Flash
The dots flash up. How many did you see?
Longer and Shorter
Which takes longer? What comes first? And which one is the clock?
Adding to Twenty
Sums and differences to 20, starting with the easy ones.
Adding Three Numbers
Three numbers at once. Find the pair that makes ten and start there.
Tens and Ones
How many tens? How many ones? Then add them up.
Clocks and Rulers
What time does the clock say? How many units long is it?
Halves and Quarters
Split the shape fairly. Is that a half or a quarter?
Make Ten Race
One number shows. Tap what it needs to make ten.
Double-Frame Flash
Two frames flash. How many dots altogether?
Clocks and Time
What time is it? Read the clock, then find the clock that matches.
Dimes and Pennies
A dime is ten pennies. Count the dimes, then the pennies.
Place Value Palace
Build the number from hundreds, tens and ones — then say which is bigger.
Measure and Chart
How long is it? And what does the chart tell you?
Arrays and Equal Groups
Count the rows, count the columns, find the total.
Close to a Hundred
Four digits, two numbers. Get as close to 100 as you can.
Money Math
How much is in the handful? Count the coins, then write it down.
Time to Five Minutes
Count round in fives. What time is it, and is it morning or afternoon?
Fraction Number Line
Halves, thirds, fourths and eighths — find them on the line.
Round and Reckon
Round it first, then work it out. Does your answer look right?
Time and Data
How long did it take? And what does the graph say when each square is worth five?
Fact Family Forge
Three numbers make four facts. Find the missing one.
Array Architect
How many squares? Then: does 4×6 match 6×4?
Draw the Story
Four bags of six, or six bags of four? Draw the story and you can see which.
Fold and Sort
Would it fold in half exactly? Then sort the triangles by their corners.
Angles and Lines
Acute, right, obtuse — then work out the missing angle.
Factor Forest
Which numbers divide it exactly? And which numbers have no pairs at all?
Decimal Drop
Where does 0.35 land? And what fraction is that?
Decimal Place
Tenths, hundredths, thousandths — line up the point.
The Standard Algorithm
The written methods, at full size. Two digits by two, and long division.
Volume and Space
Length times width times height — how many cubes fit?
Coordinate Quest
Across first, then up. Where is (3, 5)?
Writing an answer
Working something out and writing it down, with no options to choose between.
Counting Crew
Count them, name the next number, and find who is 4th in line.
Story Time
Little stories about counting. What happens, and how many end up?
Adding to Twenty
Sums and differences to 20, starting with the easy ones.
Adding Three Numbers
Three numbers at once. Find the pair that makes ten and start there.
All Kinds of Stories
Every kind of story problem, and how to tell them apart.
Tens and Ones
How many tens? How many ones? Then add them up.
Clocks and Rulers
What time does the clock say? How many units long is it?
Dimes and Pennies
A dime is ten pennies. Count the dimes, then the pennies.
Place Value Palace
Build the number from hundreds, tens and ones — then say which is bigger.
Take It Apart
Break a number into two parts. The same picture keeps turning out to be about something new.
Composing and Decomposing Tens
The four cases: adding with and without composing a ten, subtracting with and without decomposing one.
Measure and Chart
How long is it? And what does the chart tell you?
Arrays and Equal Groups
Count the rows, count the columns, find the total.
Count Up to the Target
How far from 48 to 62? Jump to the ten, then jump in tens.
Money Math
How much is in the handful? Count the coins, then write it down.
Time to Five Minutes
Count round in fives. What time is it, and is it morning or afternoon?
Times Table Tower
Build the tower one times table at a time.
Area and Perimeter
Squares inside, or fence around the edge?
Round and Reckon
Round it first, then work it out. Does your answer look right?
Four Ways to Subtract
Subtracting with nothing decomposed, one ten decomposed, a hundred decomposed across a zero — and the trick that avoids all of it.
Time and Data
How long did it take? And what does the graph say when each square is worth five?
Draw the Story
Four bags of six, or six bags of four? Draw the story and you can see which.
Long Multiplication
Break it into parts, multiply, put it back together.
Same Size Pieces
Break a fraction into pieces, then add, take away and repeat them. The piece never changes size.
Equivalent Fractions
Same amount, different name. 2/4 is 1/2.
Angles and Lines
Acute, right, obtuse — then work out the missing angle.
Factor Forest
Which numbers divide it exactly? And which numbers have no pairs at all?
Times As Many
Three times as many is not three more. Here is the difference.
Division Descent
Climb down: how many times does it go?
Fraction Foundry
Common denominators, then the four operations.
Decimal Place
Tenths, hundredths, thousandths — line up the point.
The Standard Algorithm
The written methods, at full size. Two digits by two, and long division.
Volume and Space
Length times width times height — how many cubes fit?
Placing numbers on a line
Estimating where a value sits between two landmarks. The most heavily evidenced representation in primary maths.
Number Line Hop
Drag the number to the right spot on the line.
Hundred Line Hop
No tick marks this time. Where does 63 go?
Fraction Number Line
Halves, thirds, fourths and eighths — find them on the line.
Same Size Pieces
Break a fraction into pieces, then add, take away and repeat them. The piece never changes size.
Decimal Drop
Where does 0.35 land? And what fraction is that?
Mixed Number Line
Past one and under two. Where does 7/4 go?
Comparing two numbers
Deciding which of two numbers is larger — the skill everything numerical rests on.
Which Is More
Two numbers. Tap the bigger one.
Place Value Palace
Build the number from hundreds, tens and ones — then say which is bigger.
Decade Duel
Which is bigger: 65 or 49? Careful — the ones digit lies.
Fraction Number Line
Halves, thirds, fourths and eighths — find them on the line.
Equivalent Fractions
Same amount, different name. 2/4 is 1/2.
Decimal Place
Tenths, hundredths, thousandths — line up the point.
Counting out a set
Producing a set of a given size, rather than counting one already made.
Finding a position
First, second, third — position rather than quantity.
Number bonds
Two parts and a whole, with one of the three missing.
True or false
Judging a statement without computing it.
Halves and Quarters
Split the shape fairly. Is that a half or a quarter?
Fraction Number Line
Halves, thirds, fourths and eighths — find them on the line.
Round and Reckon
Round it first, then work it out. Does your answer look right?
Four Ways to Subtract
Subtracting with nothing decomposed, one ten decomposed, a hundred decomposed across a zero — and the trick that avoids all of it.
Array Architect
How many squares? Then: does 4×6 match 6×4?
Draw the Story
Four bags of six, or six bags of four? Draw the story and you can see which.
Fold and Sort
Would it fold in half exactly? Then sort the triangles by their corners.
Same Size Pieces
Break a fraction into pieces, then add, take away and repeat them. The piece never changes size.
Equivalent Fractions
Same amount, different name. 2/4 is 1/2.
Factor Forest
Which numbers divide it exactly? And which numbers have no pairs at all?
Mixed Number Line
Past one and under two. Where does 7/4 go?
Moving along a board
Counting on along a numbered board from where you already are.
pick
Longer and Shorter
Which takes longer? What comes first? And which one is the clock?
Clocks and Time
What time is it? Read the clock, then find the clock that matches.
Dimes and Pennies
A dime is ten pennies. Count the dimes, then the pennies.
Money Math
How much is in the handful? Count the coins, then write it down.
Time to Five Minutes
Count round in fives. What time is it, and is it morning or afternoon?