As one of its daily deals, Tech Woot offers the Logitech Tablet Keyboard for iPad, model no. 920-004440, for $19.99 plus $5 for shipping. That's a buck under our March mention and the lowest total price we could find by $5. (Most merchants charge $45 or more.) It wirelessly connects to iOS devices via Bluetooth and is compatible with the iPad 2, 3rd-generation iPad, 4th-generation iPad with Retina Display, and iPad mini. It requires four AAA batteries (included). Deal ends today.