60Lower Primary Pupil big button pagehttp://nrich.maths.org/primary-loweren 2012 http://nrich.maths.org/public/terms.phpAnd Another ...http://nrich.maths.org/12115Wed, 01 Dec 1999 00:00:01 +0000Dicey AdditionWho said that adding couldn't be fun?http://nrich.maths.org/11863Tue, 01 Feb 2011 00:00:01 +0000Round the Two DiceThis activity focuses on rounding to the nearest 10.http://nrich.maths.org/10435Tue, 01 Oct 2013 00:00:01 +0100Dotty Six for TwoDotty Six game for an adult and child. Will you be the first to have three sixes in a straight line?http://nrich.maths.org/10092Fri, 01 Aug 2014 00:00:01 +0100Strike it Out for TwoStrike it Out game for an adult and child. Can you stop your partner from being able to go?http://nrich.maths.org/10091Fri, 01 Aug 2014 00:00:01 +0100Shut the Box for TwoShut the Box game for an adult and child. Can you turn over the cards which match the numbers on the dice?http://nrich.maths.org/10090Fri, 01 Aug 2014 00:00:01 +0100That 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 +0100Odd Times EvenThis problem looks at how one example of your choice can show something about the general structure of multiplication.http://nrich.maths.org/8062Sun, 01 Apr 2012 00:00:01 +0100Two Numbers Under the MicroscopeThis investigates one particular property of number by looking closely at an example of adding two odd numbers together.http://nrich.maths.org/8059Sun, 01 Apr 2012 00:00:01 +0100Poly Plug RectanglesThe 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?http://nrich.maths.org/7511Wed, 01 Jun 2011 00:00:01 +0100Largest EvenHow would you create the largest possible two-digit even number from the digit I've given you and one of your choice?http://nrich.maths.org/7431Tue, 01 Feb 2011 00:00:01 +0000Dotty SixDotty Six is a simple dice game that you can adapt in many ways.http://nrich.maths.org/7337Tue, 01 Feb 2011 00:00:01 +0000Pairs of NumbersIf you have ten counters numbered 1 to 10, how many can you put into pairs that add to 10? Which ones do you have to leave out? Why?http://nrich.maths.org/7233Tue, 01 Feb 2011 00:00:01 +0000Ip Dip"Ip dip sky blue! Who's 'it'? It's you!" Where would you position yourself so that you are 'it' if there are two players? Three players ...?http://nrich.maths.org/7185Tue, 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 +0000Two-digit TargetsYou have a set of the digits from 0 – 9. Can you arrange these in the 5 boxes to make two-digit numbers as close to the targets as possible?http://nrich.maths.org/6343Tue, 01 Feb 2011 00:00:01 +0000Start Cube DrillingImagine a 3 by 3 by 3 cube. If you and a friend drill holes in some of the small cubes in the ways described, how many will have holes drilled through them?http://nrich.maths.org/5821Tue, 01 Feb 2011 00:00:01 +0000Getting the BalanceIf you hang two weights on one side of this balance, in how many different ways can you hang three weights on the other side for it to be balanced?http://nrich.maths.org/5676Tue, 01 Feb 2011 00:00:01 +0000Secret NumberAnnie and Ben are playing a game with a calculator. What was
Annie's secret number?http://nrich.maths.org/5651Tue, 01 Feb 2011 00:00:01 +0000Inside TrianglesHow many different triangles can you draw on the dotty grid which each have one dot in the middle?http://nrich.maths.org/5648Tue, 01 Feb 2011 00:00:01 +0000Hundred SquareA hundred square has been printed on both sides of a piece of paper. What is on the back of 100? 58? 23? 19?http://nrich.maths.org/2397Tue, 01 Feb 2011 00:00:01 +0000Lots of LolliesFrances 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?http://nrich.maths.org/2360Tue, 01 Feb 2011 00:00:01 +0000The Tall TowerAs you come down the ladders of the Tall Tower you collect useful spells. Which way should you go to collect the most spells?http://nrich.maths.org/2354Tue, 01 Feb 2011 00:00:01 +0000The Brown FamilyUse the information about Sally and her brother to find out how many children there are in the Brown family.http://nrich.maths.org/2003Tue, 01 Feb 2011 00:00:01 +0000Eggs in BasketsThere are three baskets, a brown one, a red one and a pink one, holding a total of 10 eggs. Can you use the information given to find out how many eggs are in each basket?http://nrich.maths.org/2002Tue, 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 +0000Four ColoursKate has eight multilink cubes. She has two red ones, two yellow, two green and two blue. She wants to fit them together to make a cube so that each colour shows on each face just once.http://nrich.maths.org/1087Tue, 01 Feb 2011 00:00:01 +0000Heads and FeetOn a farm there were some hens and sheep. Altogether there were 8 heads and 22 feet. How many hens were there?http://nrich.maths.org/924Tue, 01 Feb 2011 00:00:01 +0000