Hi #MTBoS - I'm meeting w/ a school team tomorrow to look at open math questions (secondary- grade 9, mostly). Suggestions for go-to sites?
Heather B. replied:
I like http://www.openmiddle.com/ , https://www.youcubed.org/ and http://nrich.maths.org/frontpage , I also use https://www.twitter.com/marian_small books
@elizraskin Suggestions for places to find low-floor, high-ceiling problems? #msmathchat
Mark C. replied:
http://ww1.nrich.org/?pid=9PO844006https://www.twitter.com/youcubedorg Anything my https://www.twitter.com/marian_small Or https://www.twitter.com/ctfosnot # msmathchat
Elizabeth R. replied:
Do https://www.twitter.com/marian_small and https://www.twitter.com/ctfosnot have websites?