Teachables Stopwatch Classroom Pack - With StorageGet ready to time your class activities with the ultimate convenience! The Stopwatch Classroom Pack includes 30 hand held stopwatches, each offering precise timing accuracy to 1 100 of a second. Designed for ease of use with thumb and forefinger controls, these stopwatches are perfect for physical education, science experiments, and timing challenges. Each stopwatch comes with a handy wrist neck strap and is water resistant for versatile use. The set