Filter by: Content type: ALL Problems Articles Games Stage: All Stage 1&2 Stage 2&3 Stage 3&4 Stage 4&5 Challenge level:
Arrange any number of counters from these 18 on the grid to make a rectangle. What numbers of counters make rectangles? How many different rectangles can you make with each number of counters?
Twenty four games for the run-up to Christmas.
Exchange the positions of the two sets of counters in the least possible number of moves
Play this well-known game against the computer where each player is equally likely to choose scissors, paper or rock. Why not try the variations too?
Match the halves.
Can you find just the right bubbles to hold your number?
Complete the squares - but be warned some are trickier than they look!
Move just three of the circles so that the triangle faces in the opposite direction.
Try to stop your opponent from being able to split the piles of counters into unequal numbers. Can you find a strategy?
You'll need two dice to play this game against a partner. Will Incey Wincey make it to the top of the drain pipe or the bottom of the drain pipe first?
A variant on the game Alquerque
An odd version of tic tac toe
Imagine a wheel with different markings painted on it at regular intervals. Can you predict the colour of the 18th mark? The 100th mark?
The computer has made a rectangle and will tell you the number of spots it uses in total. Can you find out where the rectangle is?
A generic circular pegboard resource.
Take it in turns to place a domino on the grid. One to be placed horizontally and the other vertically. Can you make it impossible for your opponent to play?
Use the interactivity to find out how many quarter turns the man must rotate through to look like each of the pictures.
An interactive game for 1 person. You are given a rectangle with 50 squares on it. Roll the dice to get a percentage between 2 and 100. How many squares is this? Keep going until you get 100. . . .
A game for 1 or 2 people. Use the interactive version, or play with friends. Try to round up as many counters as possible.
Can you fit the tangram pieces into the outlines of the chairs?
Can you fit the tangram pieces into the outlines of the lobster, yacht and cyclist?
A shape and space game for 2,3 or 4 players. Be the last person to be able to place a pentomino piece on the playing board. Play with card, or on the computer.
Play a dice game of chance
A game for 2 people that can be played on line or with pens and paper. Combine your knowledege of coordinates with your skills of strategic thinking.
A game to be played against the computer, or in groups. Pick a 7-digit number. A random digit is generated. What must you subract to remove the digit from your number? the first to zero wins.
How many times in twelve hours do the hands of a clock form a right angle? Use the interactivity to check your answers.
Take it in turns to make a triangle on the pegboard. Can you block your opponent?
Use the Cuisenaire rods environment to investigate ratio. Can you find pairs of rods in the ratio 3:2? How about 9:6?
Find out how we can describe the "symmetries" of this triangle and investigate some combinations of rotating and flipping it.
Investigate how the four L-shapes fit together to make an enlarged L-shape. You could explore this idea with other shapes too.
Choose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?
Starting with the number 180, take away 9 again and again, joining up the dots as you go. Watch out - don't join all the dots!
A game for 1 person. Can you work out how the dice must be rolled from the start position to the finish? Play on line.
A game for 2 people that everybody knows. You can play with a friend or online. If you play correctly you never lose!
Can you fit the tangram pieces into the outline of the child walking home from school?
What are the coordinates of the coloured dots that mark out the tangram? Try changing the position of the origin. What happens to the coordinates now?
Try this interactive strategy game for 2
Can you fit the tangram pieces into the outline of this telephone?
A train building game for 2 players.
Use the sightings of the lion to guess the location of its lair.
Can you work out what is wrong with the cogs on a UK 2 pound coin?
Use the interactivity or play this dice game yourself. How could you make it fair?
Can you work out how to balance this equaliser? You can put more than one weight on a hook.
What is the greatest number of squares you can make by overlapping three squares?
Our 2008 Advent Calendar has a 'Making Maths' activity for every day in the run-up to Christmas.
Using angular.js to bind inputs to outputs
Choose 13 spots on the grid. Can you work out the scoring system? What is the maximum possible score?
Use the clues to colour each square.
These interactive dominoes can be dragged around the screen.