Can anyone recommend a book or series of books that are only or mostly questions that develop the art of problem solving or conceptual math? Looking for grades 1/2 and 4-6. Thanks!

I have looked online but can't seem to narrow it down to what I am looking for...

Something like this?

http://www.singaporemath.com/Challenging_Word_Problems_U_S_Ed_s/148.htm

MamaJA and gratified3, Thank you so much! I knew someone here would have some good suggestions!

For my 5yo (K) I just checked out Rebecca Wingard-Nelson's Problem Solving and Word Problems book. It is very basic, but is perfect for developing strategies, looking at the information you have (too much, too little) and the format is very kid-friendly.

Try www.mindward.com for math and lots of other types of out of the box learning and problem solving.

LoL onthegomom - this came up in Chinese! That would be real problem solving. However I guessed it must be mindware. :-) Thanks I will have to take a look around the site.