Triptico - A suite of versatile and useful teacher tools which work really well with interactive boards of any brand. There are a number of free options such as timers, group selectors, random name selectors, spinners and order sorters as well as other tools and features which require a small payment.
RANDOM NAME SELECTOR: This is simple way to call on students when no one is volunteering! Kinda like popsicle sticks, but much more techy! Random Name Selector--kids loved it last year! Also has "group" setting
The Blue Ajah of the Aes Sedai normally involve themselves with righteous causes and justice. They have the most extensive eyes-and-ears network, and enjoy the prestige of having the highest number of Amyrlin Seats raised from their Ajah. The Blue has been at odds with the Red Ajah for a millennium, and for a time were separate from the White Tower altogether. The head of the Blue Ajah is called the First Selector.