MATHS

NUMBER:

ADDITION AND SUBTRACTION FACTS Develop your counting and addition skills; how fast can you go?! ||= Concentration  Play by yourself or against a friend to form pairs. Match numbers, shapes, fractions, or multiplication facts. The game can be used to practice facts by using the clear pane mode, or for an added challenge, play the game with the windows closed! || After Okta hides some bubbles under a shell, he then either adds more bubbles or takes some away. Can you work out how many bubbles are left under the shell? ||= Hit the Button A fantastic speed activity! How fast can you recall the answers to the problems? || Destroy the balls that add up to 10! And when you've mastered that, **try up to 20!** || Choose six polygons and describe their properties. ||= =SHAPE LAB= ||
 * = Tens Frames [[image:r4hps/tens_frames.png link="@http://illuminations.nctm.org/ActivityDetail.aspx?ID=75"]]
 * = How Many Under the Shell?
 * = ** Addition Basic Facts **
 * Feed Fribbit Addition **
 * GAMEBONE **
 * SPOOKY SEQUENCES **
 * SPOOKY SEQUENCES - Counting Back in 1's ** ||= [[image:r4hps/maths_lines.png width="200" height="166" link="@http://www.learninggamesforkids.com/math_games/addition/math-lines-10.html"]]
 * = SHAPE: ||=   ||
 * = ** Purple Mash - Polygons ** [[image:r4hps/purple_mash_polygons.png width="116" height="184" link="http://www.purplemash.com/polygons/"]]