The Texas Instruments TI-84 Plus Graphing Calculator Yellow School Edition is a handheld device designed for students. It features a regular-sized display and key size, making it user-friendly for basic calculations and graphing functions. Powered by batteries, this graphing calculator is ideal for solving equations and plotting graphs in a classroom setting. With the trusted brand of Texas Instruments and specifically designed for school use, this calculator is a reliable tool for students to assist with their academic work.