Fraction Practice:
http://math.rice.edu/~lanius/fractions/index.html
http://www.learningmedia.co.nz/staticactivities/online_activities/flitting_with_fractions/
http://www.kidsolr.com/math/fractions.html
http://www.interactivestuff.org/sums4fun/shade.html
http://www.woodlands-junior.kent.sch.uk/maths/fractions/index.htm
http://www.mrnussbaum.com/pizza_game/index.html
http://www.harcourtschool.com/elab/act_3_21.html
(equivalent fractions)
http://www.learningplanet.com/sam/ff/index.asp
(equivalent fractions)
http://www.mrnussbaum.com/clarafraction.htm
(converting fractions)