http://www.amathsdictionaryforkids.com/ ( A Maths Dictionary for Kids. This animated and interactive dictionary explains over 600 common mathematical terms in simple language)
http://www.mathleague.com/help/geometry/geometry.htm (Geometry: Definition of lines, angles, polygons, areas …)
http://nlvm.usu.edu/en/nav/topic_t_3.html (Geometry manipulatives)
http://www.linkslearning.org/Kids/1_Math/2_Illustrated_Lessons/index.html (Illustrated lessons: Tangram, Line Simmetry, Patterns, Weight and Capacity, …)
http://mathkinz.com/Geometry.php (Geometry, Algebra, Money … Worksheets classified in different topics and levels)
http://www.superteacherworksheets.com/ (Free printable worksheets)
http://www.superkids.com/aweb/tools/math/ (Maths worksheet generator about numeracy)
http://www.mathsisfun.com/ ( This page includes maths resources for children and teachers to use online or to print out)
http://www.rainforestmaths.com/ ( It is an interactive resource website to assist student exploration and practice in the world of mathematics).
http://www.weeklyreader.com/kids/games/add.asp (How fast can you add?)
http://www.weeklyreader.com/kids/games/subtraction.asp (Test your substraction skills)http://www.weeklyreader.com/kids/games/multiply.asp (Test your multiplication skills)http://www.weeklyreader.com/kids/games/sudoku.asp (Sudoku)http://www.netrover.com/~kingskid/Math/math_kids.html (kids Maths games, money, time, geometry, counting,…)http://www.eduplace.com/kids/math.jsp ( Glossary, manipulatives and games, different books and grades to choose)http://nlvm.usu.edu/en/nav/topic_t_3.html (Virtual manipulatives related to Geometry)http://www.amblesideprimary.com/ambleweb/mentalmaths/protractor.html (The virtual protactor, measuring angles…)
http://www.coolmath4kids.com/(Math games, math puzzles, math lessons…)