Stopwatch

StemVoyager Verified independent store

→

What is it?A stopwatch is a timing tool that measures events in seconds and minutes. It helps us track how long something takes to happen. Where do I use it? Gear Drive – Time how long it takes for gears to complete rotations. Infrared Water Dispenser – Record sensor response speed. Why is it important?Timing is critical in science and engineering — from rocket launches to machine cycles. With a stopwatch, students can connect time to speed, distance, and efficiency. STEM Skill Focus Practice accurate timing. Use data to calculate speed and performance. Show more