PreK & up. Spice up classroom activities and test prep with this flashing, beeping, talking, buzzing game system! With Eggspert's two fun game modes - Quiz Show and Wheel of Fortune - you can drill math facts, conduct spelling bees, or reinforce ANY subject area. Wireless, easy-to-use format lets students buzz-in from anywhere in the classroom. Use the Teacher Remote to control the action, choose players, select fun sound effects, and even adjust response times. Includes guide with ideas for using Eggspert for classroom management, lesson enhancement, readiness activities, carnival games, rainy day activities, and much more!? Wireless Eggspert unit also works with an AC adapter (sold separately). For up to 6 players or teams. Requires AC Adapter, not included, or 4 AA batteries. Student wireless buttons require 2 AAA batteries, not included. Wireless teacher controller requires 3 AAA, not included.