http://math.rice.edu/~lanius/fractions ---activities to learn and reinforce equivalent fractions, and adding and multiplying fractions

 

http://www.lessonplanspage.com/MathCIProbSpreadsheets6HS.htm --- lessons in probability for students grade 6-12

 

http://www.funbrain.com/math -- baseball math

 

http://mathforum.org/mathmagic -- math magic challenges

 

 

http://www.aplusmath.com -- interactive flashcards

 

http://makingfriends.com/clock.htm -- prints out clocks for students

 

http://www.fi.edu/time/Journey/JustinTIme/lesson4.html -- clock quizzes, dominoes and cards to teach and reinforce concepts of telling time

 

http://www.calculus.net --annotated guide offers links and reference on calculus sites

 

http://www.col-ed.org/cur/math/math52.txt  --activities to reinforce skills in converting fractions, percentages, and decimals.