60Primary Teacher big button pagehttp://nrich.maths.org/8697en 2012 http://nrich.maths.org/public/terms.phpDeveloping Excellence in Problem Solving with Young LearnersBecoming confident and competent as a problem solver is a complex process that requires a range of skills and experience. In this article, Jennie suggests that we can support this process in three principal ways.http://nrich.maths.org/10865Wed, 01 Dec 1999 00:00:01 +0000Place Value as a Building Block for Developing Fluency in the Calculation ProcessThis article for primary teachers encourages exploration of two fundamental ideas, exchange and 'unitising', which will help children become more fluent when calculating.http://nrich.maths.org/10769Sat, 01 Feb 2014 00:00:01 +0000How Can I Support the Development of Early Number Sense and Place Value?This article for primary teachers expands on the key ideas which underpin early number sense and place value, and suggests activities to support learners as they get to grips with these ideas.http://nrich.maths.org/10739Sat, 01 Feb 2014 00:00:01 +0000Place Value: the Ten-ness of TenThis article develops the idea of 'ten-ness' as an important element of place value.http://nrich.maths.org/10738Sat, 01 Feb 2014 00:00:01 +0000Early Number SenseThis article explores the basic foundations of number sense and outlines relevant research in this area.http://nrich.maths.org/10737Sat, 01 Feb 2014 00:00:01 +0000Number FluencyFluency is the focus of one of the three aims of the new National Curriculum. In this feature we bring together some of the tasks which we think promote numerical fluency in an engaging way. Some of these are games which could be played again and again, whereas others are one-off challenges. The article looks at the meaning of fluency in the context of number, and how it can often be
unintentionally misinterpreted.http://nrich.maths.org/10727Wed, 01 Dec 1999 00:00:01 +0000Take a ... GeoboardThis article for teachers explains why geoboards are such an invaluable resource and introduces several tasks which make use of them.http://nrich.maths.org/10674Wed, 01 Jan 2014 00:00:01 +0000Developing Number Fluency - What, Why and HowIn this article for primary teachers, Lynne McClure outlines what is meant by fluency in the context of number and explains how our selection of NRICH tasks can help.http://nrich.maths.org/10624Wed, 01 Dec 1999 00:00:01 +0000Understanding FractionsThis article, written for primary teachers, links to rich tasks which will help develop the underlying concepts associated with fractions and offers some suggestions for models and images that help support ideas around fractions.http://nrich.maths.org/10496Fri, 01 Nov 2013 00:00:01 +0000Manipulatives in the Primary ClassroomIn this article for teachers, Jenni Back offers research-based guidance about the use of manipulatives in the classroom.http://nrich.maths.org/10461Tue, 01 Oct 2013 00:00:01 +0100Problem Solving and the New CurriculumIs problem solving at the heart of your curriculum? In this article for teachers, Lynne explains why it should be.http://nrich.maths.org/10367Sun, 01 Sep 2013 00:00:01 +0100What's the Difference Between Rich Tasks and Low Threshold High Ceiling Ones?In this article for teachers, Lynne explains the difference between 'rich tasks' and 'low threshold high ceiling' tasks, using examples from the website.http://nrich.maths.org/10345Sun, 01 Sep 2013 00:00:01 +0100Developing a Classroom Culture That Supports a Problem-solving Approach to MathematicsThis article offers you practical ways to investigate aspects of your classroom culture.http://nrich.maths.org/10341Sun, 01 Sep 2013 00:00:01 +0100Take Some ... CountersThis article for primary teachers outlines how using counters can support mathematical teaching and learning.http://nrich.maths.org/10265Tue, 01 Oct 2013 00:00:01 +0100Developing Logical Thinking: the Place of Strategy GamesThis article outlines how strategy games can help children develop logical thinking, using examples from the NRICH website.http://nrich.maths.org/10019Sat, 01 Jun 2013 00:00:01 +0100Early Fraction DevelopmentAn article describing activities which will help develop young children's concept of fractions.http://nrich.maths.org/9746Sat, 01 Dec 2012 00:00:01 +0000Dice in a CornerHow could you arrange at least two dice in a stack so that the total of the visible spots is 18?http://nrich.maths.org/8586Fri, 01 Feb 2013 00:00:01 +0000How Would We Count?An activity centred around observations of dots and how we visualise number arrangement patterns.http://nrich.maths.org/8123Tue, 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 +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 +0000Planning a School TripYou are organising a school trip and you need to write a letter to
parents to let them know about the day. Use the cards to gather all
the information you need.http://nrich.maths.org/6969Tue, 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 +0000Stop the ClockThis is a game for two players. Can you find out how to be the first to get to 12 o'clock?http://nrich.maths.org/6071Tue, 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 +0000Number LinesLeah and Tom each have a number line. Can you work out where their counters will land? What are the secret jumps they make with their counters?http://nrich.maths.org/5652Tue, 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 +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 +0000Making Longer, Making ShorterAhmed is making rods using different numbers of cubes. Which rod is twice the length of his first rod?http://nrich.maths.org/5590Tue, 01 Feb 2011 00:00:01 +0000Factors and Multiples GameA game in which players take it in turns to choose a number. Can you block your opponent?http://nrich.maths.org/5468Tue, 01 Feb 2011 00:00:01 +0000Stringy QuadsThis practical problem challenges you to make quadrilaterals with a loop of string. You'll need some friends to help!http://nrich.maths.org/2913Tue, 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 +0000Board BlockTake it in turns to make a triangle on the pegboard. Can you block your opponent?http://nrich.maths.org/2871Tue, 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 +0000Making ShapesArrange 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?http://nrich.maths.org/2652Tue, 01 Feb 2011 00:00:01 +0000Square ItPlayers take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.http://nrich.maths.org/2526Tue, 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 +0000HalvingThese pictures show squares split into halves. Can you find other ways?http://nrich.maths.org/1788Tue, 01 Feb 2011 00:00:01 +0000Got ItA game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.http://nrich.maths.org/1272Tue, 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 +0000Nim-7Can you work out how to win this game of Nim? Does it matter if you go first or second?http://nrich.maths.org/1204Tue, 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 +0000Happy HalvingCan you split each of the shapes below in half so that the two parts are exactly the same?http://nrich.maths.org/217Tue, 01 Feb 2011 00:00:01 +0000Biscuit DecorationsAndrew decorated 20 biscuits to take to a party. He lined them up and put icing on every second biscuit and different decorations on other biscuits. How many biscuits weren't decorated?http://nrich.maths.org/154Tue, 01 Feb 2011 00:00:01 +0000NoahNoah saw 12 legs walk by into the Ark. How many creatures did he see?http://nrich.maths.org/136Tue, 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