Amazon offers the Expo Low-Odor Dry Erase Marker 16-Pack
, model no. 81045, for $10.07. Click the $1 off
coupon on the page to drop it to $9.07
. Plus, Prime members bag free shipping
. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $6.48.) That's the lowest total price we could find by a buck, although most stores charge over $20.