Achievement Technologies, publisher of the online instruction program SkillsTutor, is celebrating its one millionth user with a software and handheld giveaway. Educators, parents, and school organizations are invited to guess the date when the company’s one millionth user will register, and winners will receive a one-year subscription to SkillsTutor ($4,000 value) or a Palm handheld computer. Participants must submit their name, school, state, eMail address, and telephone number, along with the date of their guess, to the web site below. There is no obligation to purchase. Entries are limited to one per person.