As one of its daily deals, CowBoom offers the Kobo 6" Touchscreen Wireless eBook Reader, model no. N647-KUS-B, for $24.99 plus $5 for shipping. That's $20 under our June mention and the least expensive 6" eBook reader we've seen. (It's a current price low by $37.) Sales tax is added where applicable. It features a 6" eInk screen, 1GB internal memory, 802.11n wireless, SD card slot, support for PDF files, USB connectivity, and more. Deal ends today.