One Step Equations
http://www.xpmath.com/forums/arcade.php?do=play&gameid=105
Patterns and Variables
http://www.mathsisfun.com/algebra/definitions.html
definitions
http://www.math-play.com/Algebraic-Ehttp://www.softschools.com/math/order_of_operations/games/xpressions-Millionaire/algebraic-expressions-millionaire.html
game with expressions
http://www.media.pearson.com.au/schools/cw/au_sch_bull_md7_1/dnd/11_sim_a.html
game with simplifying
http://www.media.pearson.com.au/schools/cw/au_sch_bull_md7_1/dnd/11_sim_b.html
game with simplifying
http://www.media.pearson.com.au/schools/cw/au_sch_bull_md7_1/dnd/11_sim_c.html
game with simplifying
http://www.media.pearson.com.au/schools/cw/au_sch_bull_md7_1/dnd/11_alge.html
game with expressions
http://www.ixl.com/math/grade-5/properties-of-addition
properties practice
http://www.funbrain.com/cgi-bin/alg.cgi?A1=s&A2=3
operations practice
http://www.math-play.com/One-Step-Equation-Game.html
one step equations practice
http://nlvm.usu.edu/en/nav/frames_asid_201_g_4_t_2.html?open=instructions
Balance beam equations
http://www.quia.com/ba/36544.html
battleship equations
http://www.quia.com/mc/540939.html
matching one step equations
http://www.quia.com/cc/540939.html