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http://www.standards.dfes.gov.uk/primary

http://www.standards.dfes.gov.uk/primaryframeworks/

http:// www.transum.org/software/sw/starter_of_the_day/index.htm

http://www.amblesideprimary.com/ambleweb/numeracy.htm

http://www.bgfl.org/index.cfm?s=1&m=220&p=136,index

http://www.interactive-resources.co.uk/

http://www.mathsphere.co.uk/resources/MathSphereMathsPuzzles.htm

www.coxhoe.durham­.sch.uk

www.topmarks.co.uk/interactive.aspx

www.numeracy.cumbriagridforlearning.org.uk

www.teachingideas.co.uk/maths/contents.html

www.aimsedu.org/Puzzle/PuzzleList.html

nrich.maths.org.uk

http://www.leicestershire.gov.uk/index/education/support_for_schools/sips/aandi-supportteams/ais-primaryimprovementstrategy/ais-numeracy/lgfl_numeracy.htm