For people who like to read in bed before they go to sleep, the Book Light by Mikhail Stawsky is an ideal gift. It’s basically a luminous bookmark which will let bookworms read in the dark and save their page. This cool modern bedroom gadget features built-in LED lights with touch controls which adjust the brightness and intensity. What’s more, it’s rechargeable. This basically means you will never have to think about finding new batteries for it. This small gadget is a must for all geeks.