Here is this weeks ad: http://staples.shoplocal.com/staples/default.aspx?action=entryflash&storeid=2320515 -staples ads can vary by region, so be sure to check yours.

Free electric pencil Sharpener after rebate -$15.99-$5.99 savings -$10 rebate

Free backpack -this is for staples rewards members only. Buy a backpack and you get the purchase price credited to your rewards account.

Zebra Cadoozles 0.7 mm mechanical pencils, 10/pack $2.99 – $2.99 rebate makes it free

Zebra Sarasa retractable gel pens, medium, black, 5/pack $4.99 – $4.99 rebate makes it free

Pentel Handy Lines retractable assorted highlighters, 4/pack $4.99 – $4.99 rebate makes it free

All of these are $2, and you have  a limit of 2.
Staples Stickies Pads
Staples Erasers Pack (eraser/grip combo)
Small Dry Erase Board
Pilot Erasable Gel Pens
Staples Mechanical Pencils

All of these are $1, and you have a limit of 2
Pentel Pens
Pentel Erasers
3-Hole Punch
Expo Dry Erase Markers
Staples 5.5 x 4 Notebooks
Mini Legal Pads
Staples® photo supreme 8½” x 11″ paper, 50/pack $12.98 – $11.98 rebate = $1