Best Buy has the Barnes and Noble Nook Simple Touch WiFi eBook Readers for $39.99 (59.99 – 20 instant savings) for limited time. Target had it for a dollar less yesterday, but it required in-store pickup.

The nook Simple Touch Reader is 35% lighter and 6% thinner than the original nook. It features a high quality 6″ 800×600 touchscreen greyscale E-Ink display with 50% greater contrast, on-screen keyboard, WiFi 802.11n wireless (with FREE access at AT&T hotspots or in Barnes & Noble stores), 2GB internal memory, expandable with a microSD card slot, up to two months of reading time on a single charge, eBook library viewing, Nook Friends social networking, and access to many public library books for FREE.