Teachables Sand Timer - 15 Minutes, PurpleExperience time like never before with the Mega 15 minute Sand Timer, designed to captivate and educate through its striking purple hue and large display. Educational Benefits: Demonstrates longer time intervals for advanced time concepts. Improves observational and measurement skills. Fosters an understanding of duration and time passing. Encourages time management for more extended tasks. Classroom Ideas: Use to manage experiments or activities