It's over at Joell's blog, Totally Terrific Teaching! She reached 100 followers and has organized TONS of giveaways. I am donating my 2nd Grade Geometry Pack which has 32 pages and tons of activities.
There are actually 2 giveaways since there were so many generous folks that offered to participate! check it out over at her blog here:
There is another awesome giveaway over at Katie's blog, I Want to Be a Super Teacher. Click her button to head over!