There's nothing like a volcanic eruption to get your students excited about science. Reusable model with detailed cross-section interiors does not require any assembly for quick preparation. Fact-filled activity guide contains all of the information children want to know about volcanoes for a detailed learning experience. Set includes an easy-to-prepare lava recipe, 13" clear plastic tray and a removable tube that allows quick cleanup. Volcano model is designed for children ages 6 and above.