MINUTE TIMER: Place the sand clock sideways to pause the sand timer. The top and bottom end cap is squared-off and made from soft rubber that offers increased durability and allows for quiet ...

Sand has been used to keep track of the passage of time since antiquity. But using sand to make a persistence of vision digital clock (English translation) is something altogether new. And it’s ...

Brain teasers are a fun and engaging way to test your intelligence based on the choices you make while analyzing the problem. It's an enjoyable IQ challenge designed to assess your logical ...

PERFECT DECOR & GREAT GIFT:The delicate sand clock 5 minutes is perfect for desk office decoration and an Affordable option,It is the best choice for your lover and friends. PRECISE TIME ...