video link National Geographic

Challenge Sites
  Fill and Pour
  Number Puzzle
  Circle 21
  Ladybug Maze

New links

http://www.math-play.com/3rd-grade-math-games.

http://pbskids.org/cyberchase/games.html  

http://www.oswego.org/ocsd-web/games/GhostblastersOdd/ghostodd.html  

http://www.oswego.org/ocsd-web/games/Ghostblasterseven/ghosteven.html  

http://www.softschools.com/math/games/

Partitioning Level 1 http://www.mathsframe.co.uk/Partition1.swf   

Partitioning 2 - Level 1 http://www.mathsframe.co.uk/Partition2.swf  

Rounding Money Amounts http://www.ixl.com/math/grade-3/round-money-amounts

Comparing Numbers

http://www.toonuniversity.com/flash.asp?err=509&engine=9

http://www.ezschool.com/Games/Compare.html

Rocks

Science                              Writing

Social Studies