Shapes:
http://www.woodlands-junior.kent.sch.uk/maths/shape.htm
http://www.gamequarium.com/geometry.html
http://nlvm.usu.edu/en/nav/frames_asid_172_g_2_t_3.html?open=activities
http://www.aplusmath.com/cgi-bin/flashcards/geoflash
http://www.teachersfirst.com/getsource.cfm?id=6384
http://www.adrianbruce.com/Symmetry/game/whiteboard-activity4.html
http://funschool.kaboose.com/preschool/learn-abcs/games/game_crazy_pattern_machine_the.html
http://www.scweb4free.com/patterns.html
http://www.k111.k12.il.us/King/math.htm#Missing%20number%20in%20the%20series
CONGRUENT SHAPES AND SYMMETRY
http://www.beaconlearningcenter.com/WebLessons/CongruentConcentration/default.htm
http://www.learner.org/courses/teachingmath/grades3_5/session_02/section_02_b.html
http://www.sheppardsoftware.com/mathgames/geometry/shapeshoot/SSCongruentSimilar.htm
http://www.harcourtschool.com/activity/elab2004/gr3/20.html
http://pbskids.org/cyberchase/games/area/tangram.html tanagrams
http://www.eduplace.com/kids/mw/swfs/robopacker_grade1_t.html
Symmetry: Powerpoint-- http://themes.pppst.com/symmetry.html
http://www.grainvalley.k12.mo.us/gvsd/dreamweaver2/symmetry.htm
http://www.adrianbruce.com/Symmetry/index.html#symindex
http://www.haelmedia.com/OnlineActivities_txh/mc_txh4_001.html