All of this material has been donated, created and maintained by soon to be retiring teacher, Jason Van Rooyen. Please feel free to use this material and tell others about the material that is available here.
Students and Teachers alike, though mostly for teacher resources.
Use it for enrichment, when those extra problems are needed.
Good question. The organization is subject to change as I flesh this out more.
My original idea is by grade level, but some of these can be used at all grade levels.
By topic? Too broad, I think.
We will see...
These are links to problem solving sites that I have used extensively over my years of teaching. They are excellent and the source of some of the material here. I highly recommend them!