60Upper Primary Pupil big button pagehttp://nrich.maths.org/primary-upperen 2012 http://nrich.maths.org/public/terms.phpApproaching Midnight Jump Straight InIf you'd like to explore the game freely, without any nudges from us, choose this version.http://nrich.maths.org/10781Sat, 01 Feb 2014 00:00:01 +0000Approaching Midnight Taking it FurtherHere we offer some suggestions about how you could take the Approaching Midnight game further.http://nrich.maths.org/10780Sat, 01 Feb 2014 00:00:01 +0000Approaching MidnightHere's a strategy game with lots to explore. Can you find out enough to guarantee a win, no matter what the settings?http://nrich.maths.org/10776Sat, 01 Feb 2014 00:00:01 +0000Approaching Midnight the UltimateWant a serious challenge? Have a look at these ideas for changing the Approaching Midnight game.http://nrich.maths.org/10746Sat, 01 Feb 2014 00:00:01 +0000Approaching Midnight What Next?Want some suggestions about where to go next with the game?http://nrich.maths.org/10743Sat, 01 Feb 2014 00:00:01 +0000Approaching Midnight Get StartedLike a bit of help getting into the game? Then have a look at this.http://nrich.maths.org/10725Sat, 01 Feb 2014 00:00:01 +0000That Number Square!Exploring the structure of a number square: how quickly can you put the number tiles in the right place on the grid?http://nrich.maths.org/8169Tue, 01 May 2012 00:00:01 +0100Bryony's TriangleWatch the video to see how to fold a square of paper to create a flower. What fraction of the piece of paper is the small triangle?http://nrich.maths.org/7392Tue, 01 Feb 2011 00:00:01 +0000Some Games That May Be Nice or NastyThere are nasty versions of this dice game but we'll start with the nice ones...http://nrich.maths.org/6605Tue, 01 Feb 2011 00:00:01 +0000Strike it OutUse your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.http://nrich.maths.org/6589Tue, 01 Feb 2011 00:00:01 +0000Coded Hundred SquareThis 100 square jigsaw is written in code. It starts with 1 and ends with 100. Can you build it up?http://nrich.maths.org/6554Tue, 01 Feb 2011 00:00:01 +0000First Connect ThreeThe idea of this game is to add or subtract the two numbers on the dice and cover the result on the grid, trying to get a line of three. Are there some numbers that are good to aim for?http://nrich.maths.org/5865Tue, 01 Feb 2011 00:00:01 +0000Shape Times ShapeThese eleven shapes each stand for a different number. Can you use the multiplication sums to work out what they are?http://nrich.maths.org/5714Tue, 01 Feb 2011 00:00:01 +0000Four GoThis challenge is a game for two players. Choose two numbers from the grid and multiply or divide, then mark your answer on the number line. Can you get four in a row before your partner?http://nrich.maths.org/5633Tue, 01 Feb 2011 00:00:01 +0000Virtual GeoboardA virtual geoboard that allows you to create shapes by stretching rubber bands between pegs on the board. Allows a variable number of pegs and variable grid geometry and includes a point labeller.http://nrich.maths.org/2883Tue, 01 Feb 2011 00:00:01 +0000Board Block ChallengeChoose the size of your pegboard and the shapes you can make. Can you work out the strategies needed to block your opponent?http://nrich.maths.org/2872Tue, 01 Feb 2011 00:00:01 +0000Nine-pin TrianglesHow many different triangles can you make on a circular pegboard that has nine pegs?http://nrich.maths.org/2852Tue, 01 Feb 2011 00:00:01 +0000Fair FeastHere is a picnic that Petros and Michael are going to share equally. Can you tell us what each of them will have?http://nrich.maths.org/2361Tue, 01 Feb 2011 00:00:01 +0000Fractional TrianglesUse the lines on this figure to show how the square can be divided into 2 halves, 3 thirds, 6 sixths and 9 ninths.http://nrich.maths.org/2124Tue, 01 Feb 2011 00:00:01 +0000Transformations on a PegboardHow would you move the bands on the pegboard to alter these shapes?http://nrich.maths.org/1813Tue, 01 Feb 2011 00:00:01 +0000TotalityThis is an adding game for two players.http://nrich.maths.org/1216Tue, 01 Feb 2011 00:00:01 +0000Square CornersWhat is the greatest number of counters you can place on the grid below without four of them lying at the corners of a square?http://nrich.maths.org/1142Tue, 01 Feb 2011 00:00:01 +0000Mystery MatrixCan you fill in this table square? The numbers 2 -12 were used to generate it with just one number used twice.http://nrich.maths.org/1070Tue, 01 Feb 2011 00:00:01 +0000Which Scripts?There are six numbers written in five different scripts. Can you sort out which is which?http://nrich.maths.org/774Tue, 01 Feb 2011 00:00:01 +0000BraceletsInvestigate the different shaped bracelets you could make from 18 different spherical beads. How do they compare if you use 24 beads?http://nrich.maths.org/79Tue, 01 Feb 2011 00:00:01 +0000PebblesPlace four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?http://nrich.maths.org/48Tue, 01 Feb 2011 00:00:01 +0000ChocolateThere are three tables in a room with blocks of chocolate on each. Where would be the best place for each child in the class to sit if they came in one at a time?http://nrich.maths.org/34Tue, 01 Feb 2011 00:00:01 +0000