Variety of virtual manipulatives for interactive whiteboards (IWB's)
Virtual Manipulatives http://bit.ly/dxfNI0 #edtech #math – Jeff Thomas (jdthomas7) http://twitter.com/jdthomas7/statuses/14415867622Conceptua™ Math
tools designed for teacher-facilitated instruction, and include sample problems to give teachers instructional suggestions. For each tool you will find a short instructional video, standards alignment (including the recent Common Core State Standards), key vocabulary, and IEP goals
Focus on teaching fractions!
Conceptua (MeTRIC): standards-based, teacher facilitated math tools... procedural, higher-order concepts, etc.
This site provides visual math lessons. Though this site specializes in fractions, there are pieces any level math teacher can grab from here.