Alice's mum needs to go to each child's house just once and then back home again. How many different routes are there? Use the information to find out how long each road is on the route she took.
What is the date in February 2002 where the 8 digits are palindromic if the date is written in the British way?
Use your logical-thinking skills to deduce how much Dan's crisps and ice-cream cost altogether.
A challenging activity focusing on finding all possible ways of stacking rods.
On a digital clock showing 24 hour time, over a whole day, how many times does a 5 appear? Is it the same number for a 12 hour clock over a whole day?
The pages of my calendar have got mixed up. Can you sort them out?
Try this matching game which will help you recognise different ways of saying the same time interval.
Ram divided 15 pennies among four small bags. He could then pay any sum of money from 1p to 15p without opening any bag. How many pennies did Ram put in each bag?
George and Jim want to buy a chocolate bar. George needs 2p more and Jim need 50p more to buy it. How much is the chocolate bar?
Ben has five coins in his pocket. How much money might he have?
On a digital 24 hour clock, at certain times, all the digits are consecutive. How many times like this are there between midnight and 7 a.m.?
During the third hour after midnight the hands on a clock point in the same direction (so one hand is over the top of the other). At what time, to the nearest second, does this happen?
There were chews for 2p, mini eggs for 3p, Chocko bars for 5p and lollypops for 7p in the sweet shop. What could each of the children buy with their money?
How many different ways can you find of fitting five hexagons together? How will you know you have found all the ways?
Use the clues about the symmetrical properties of these letters to place them on the grid.
In this matching game, you have to decide how long different events take.
My cousin was 24 years old on Friday April 5th in 1974. On what day of the week was she born?
Can you order pictures of the development of a frog from frogspawn and of a bean seed growing into a plant?
In how many ways can you stack these rods, following the rules?
Lolla bought a balloon at the circus. She gave the clown six coins to pay for it. What could Lolla have paid for the balloon?
Stuart's watch loses two minutes every hour. Adam's watch gains one minute every hour. Use the information to work out what time (the real time) they arrived at the airport.
What is the smallest number of coins needed to make up 12 dollars and 83 cents?
Is it possible to place 2 counters on the 3 by 3 grid so that there is an even number of counters in every row and every column? How about if you have 3 counters or 4 counters or....?
This practical challenge invites you to investigate the different squares you can make on a square geoboard or pegboard.
In this maze of hexagons, you start in the centre at 0. The next hexagon must be a multiple of 2 and the next a multiple of 5. What are the possible paths you could take?
In how many ways can you fit two of these yellow triangles together? Can you predict the number of ways two blue triangles can be fitted together?
What happens when you try and fit the triomino pieces into these two grids?
Tim had nine cards each with a different number from 1 to 9 on it. How could he have put them into three piles so that the total in each pile was 15?
Can you cover the camel with these pieces?
Frances and Rishi were given a bag of lollies. They shared them out evenly and had one left over. How many lollies could there have been in the bag?
Use these head, body and leg pieces to make Robot Monsters which are different heights.
How can you put five cereal packets together to make different shapes if you must put them face-to-face?
Find your way through the grid starting at 2 and following these operations. What number do you end on?
This task, written for the National Young Mathematicians' Award 2016, focuses on 'open squares'. What would the next five open squares look like?
Are all the possible combinations of two shapes included in this set of 27 cards? How do you know?
Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.
If we had 16 light bars which digital numbers could we make? How will you know you've found them all?
Here you see the front and back views of a dodecahedron. Each vertex has been numbered so that the numbers around each pentagonal face add up to 65. Can you find all the missing numbers?
El Crico the cricket has to cross a square patio to get home. He can jump the length of one tile, two tiles and three tiles. Can you find a path that would get El Crico home in three jumps?
An investigation that gives you the opportunity to make and justify predictions.
How many shapes can you build from three red and two green cubes? Can you use what you've found out to predict the number for four red and two green?
This challenge, written for the Young Mathematicians' Award, invites you to explore 'centred squares'.
Can you make dice stairs using the rules stated? How do you know you have all the possible stairs?
Can you make a train the same length as Laura's but using three differently coloured rods? Is there only one way of doing it?
Arrange eight of the numbers between 1 and 9 in the Polo Square below so that each side adds to the same total.
How many rectangles can you find in this shape? Which ones are differently sized and which are 'similar'?
Can you find all the different ways of lining up these Cuisenaire rods?
Number problems at primary level that require careful consideration.
This task, written for the National Young Mathematicians' Award 2016, invites you to explore the different combinations of scores that you might get on these dart boards.
Move from the START to the FINISH by moving across or down to the next square. Can you find a route to make these totals?