Free for Teachers

    Classroom Stopwatch for Open-Ended Activities

    When you don't know how long something will take, start the stopwatch. Simple, visible, and ready when you need it.

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    Simple Yet Powerful Time Tracking

    A straightforward stopwatch designed for classroom activities where the end time is unknown.

    Count Up Timer

    Simple stopwatch that counts up from zero. Perfect for open-ended activities.

    Lap Times

    Record lap times to track multiple rounds or phases of an activity.

    Full-Screen Display

    Large, visible numbers that the whole class can see from anywhere.

    Precise Timing

    Accurate to the second with minutes and hours display as needed.

    Simple Controls

    Start, stop, and reset with one click. Keyboard shortcuts for quick access.

    Quick Reset

    Instantly reset to zero to start timing the next activity.

    Perfect for Activities Without a Set Time

    Unlike countdown timers, the stopwatch is ideal when you want to track how long something takes rather than limiting it.

    Open-ended projects
    Science experiments
    Fitness activities
    Silent reading tracking
    Work time monitoring
    Presentation timing
    Lab procedures
    Time challenges
    Loved by Teachers
    Simple and reliable
    Works Alongside Timer
    Use both tools as needed

    Start Tracking Time Today

    Join teachers who use VizBoard's stopwatch for flexible time tracking.

    Frequently Asked Questions