60http://nrich.maths.org/primary-loweren 2012 http://nrich.maths.org/public/terms.phpThree or four brains are usually better than one! Working on a problem in a group rather than on your own is often a good idea. These activities will help you get better at group work.http://nrich.maths.org/9898Mon, 01 Apr 2013 00:00:01 +0100How many necklaces can you make that fit the rule? How do you know you've got them all?http://nrich.maths.org/9523Fri, 01 Feb 2013 00:00:01 +0000This big box adds something to any number that goes into it. If you know the numbers that come out, what addition might be going on in the box?http://nrich.maths.org/7819Tue, 01 Feb 2011 00:00:01 +0000This interactivity allows you to sort logic blocks by dragging their images.http://nrich.maths.org/7192Tue, 01 Feb 2011 00:00:01 +0000This task depends on learners sharing reasoning, listening to opinions, reflecting and pulling ideas together.http://nrich.maths.org/6983Tue, 01 Feb 2011 00:00:01 +0000This task requires learners to explain and help others, asking and answering questions.http://nrich.maths.org/6981Tue, 01 Feb 2011 00:00:01 +0000A task which depends on members of the group working collaboratively to reach a single goal.http://nrich.maths.org/6973Tue, 01 Feb 2011 00:00:01 +0000A task which depends on members of the group noticing the needs of others and responding.http://nrich.maths.org/6937Tue, 01 Feb 2011 00:00:01 +0000Use 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 +0000Can you sort these triangles into three different families and explain how you did it?http://nrich.maths.org/5638Tue, 01 Feb 2011 00:00:01 +0000Sort the houses in my street into different groups. Can you do it in any other ways?http://nrich.maths.org/5157Tue, 01 Feb 2011 00:00:01 +0000Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.http://nrich.maths.org/2858Tue, 01 Feb 2011 00:00:01 +0000In Sam and Jill's garden there are two sorts of ladybirds with 7 spots or 4 spots. What numbers of total spots can you make?http://nrich.maths.org/1816Tue, 01 Feb 2011 00:00:01 +0000Make one big triangle so the numbers that touch on the small triangles add to 10. You could use the interactivity to help you.http://nrich.maths.org/192Tue, 01 Feb 2011 00:00:01 +0000Can you work out how many flowers there will be on the Amazing Splitting Plant after it has been growing for six weeks?http://nrich.maths.org/159Tue, 01 Feb 2011 00:00:01 +0000Find all the numbers that can be made by adding the dots on two dice.http://nrich.maths.org/150Tue, 01 Feb 2011 00:00:01 +0000Noah 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 +0000Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?http://nrich.maths.org/93Tue, 01 Feb 2011 00:00:01 +0000