Take a look at TI?s next-generation handheld designed especially for grades 6-8. The TI-73 Explorer joins our popular line of handheld technology, providing a larger screen alternative for teachers who feel limited by the two-line display of other fraction and scientific models. The TI-73 Explorer is completely compatible with existing TI-73 classroom accessories and related curricular materials for upper elementary through lower middle grades, from fractions through pre-algebra. Enhance your students? learning experience with the new TI-73 Explorer.