If you need to brush up and improve on your basic math skills, try some of the game activities below:

Addition/Subtraction
Matho: http://www.aplusmath.com/games/matho/AddMatho.html
Concentration: http://www.aplusmath.com/Games/Concentration/Addition_Concentration.html
Hidden Picture: http://www.aplusmath.com/games/HiddenPicture/HiddenPicture.html
Planet Blaster: http://www.aplusmath.com/Games/PlanetBlasterBasics/index.html
Speedy Sums: http://www.mathplayground.com/speedy_sums.html
Defeat the Math Monster: http://www.mrnussbaum.com/monster.htm
Speed Math: http://www.mrnussbaum.com/speedmath/
Trimathalon: http://www.mrnussbaum.com/trimathlon.htm

Place Value
Place Value: http://www.mrnussbaum.com/placevaluepirates.htm
Decimals of the Carribean: http://www.mrnussbaum.com/fries/
Half Court Rounding: http://www.mrnussbaum.com/halfcourt.htm

Multiplication/Division
Multiplication Matho: http://www.aplusmath.com/games/matho/AddMatho.html
Division Matho: http://www.aplusmath.com/games/matho/DivMatho.html
Concentration: http://www.aplusmath.com/Games/Concentration/Multiplication_Concentration.html
Hidden Picture: http://www.aplusmath.com/games/HiddenPicture/HiddenPicture.html
Planet Blaster: http://www.aplusmath.com/Games/PlanetBlasterBasics/index.html
Number Invaders: http://www.mathplayground.com/balloon_invaders.html
Space Racer X: http://www.mathplayground.com/spaceracer_multiplication.html
Pumpkin Multiples: http://www.mathplayground.com/multiples.html
Defeat the Math Monster: http://www.mrnussbaum.com/monster.htm
Speed Math: http://www.mrnussbaum.com/speedmath/
Matho: http://www.tki.org.nz/r/wick_ed/maths/interactives_blastoff.php


Mixed Arithmetic Facts
Speed Math: http://www.mrnussbaum.com/speedmath/
Code Cracker: http://www.tki.org.nz/r/wick_ed/maths/interactives_blastoff.php
Matho 2: http://www.tki.org.nz/r/wick_ed/maths/interactives_blastoff.php
Math Meyhem: http://www.learningplanet.com/act/mayhem/index.asp


Whole Number Computations Skills
Draggable Math: http://www.mrnussbaum.com/draggable.htm


Integers
Math Fries: http://www.mrnussbaum.com/fries/

Fractions
Tony’s Fraction Pizza Shop: http://www.mrnussbaum.com/tonyfraction.htm
Fractions/Decimals/Percents
Fraction and Percent Matching Game: http://www.mathplayground.com/matching_fraction_percent.html
Death to Decimals: http://www.mrnussbaum.com/fries/

Fraction Computation Skills
EZ Fractions: http://www.mrnussbaum.com/ezfractions/
Computation Castle: http://www.mrnussbaum.com/fries/

Coordinate Graphing:
Locate the Aliens: http://www.mathplayground.com/locate_aliens.html
Space Boy to the Rescue: http://www.mathplayground.com/spaceboyrescue.html

Algebra
Planet Blaster (solving equations): http://www.aplusmath.com/Games/PlanetBlast/index.html
Algebraic Reasoning: http://www.mathplayground.com/algebraic_reasoning.html
Algebraic Puzzle: http://www.mathplayground.com/algebra_puzzle.html
Weigh the Wangdoodles (system of equations): http://www.mathplayground.com/spaceracer_multiplication.html
Blast Off: http://www.tki.org.nz/r/wick_ed/maths/interactives_blastoff.php

Geometry
Shape Matching Game: http://www.mathplayground.com/matching_shapes.html
Alien Angles: http://www.mathplayground.com/alienangles.html