Race to see how much can be accomplished before time runs out using these colorful sand timers. They are great for games, timed tests and time management. Combo pack includes four timers, each with a different time interval.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.