Magnetic Sand Timer

TELUS Spark Store Verified independent store

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This desktop toy is a classic glass sand timer with a magnetic twist by using iron filaments and a base with a magnet for a mesmerizing effect. How does it work? The glass hourglas s is filled with tiny iron filings which are attracted to the magnet in the metal base. What starts out as craggy configurations eventually turns into a spiky surfaced hemisphere. Ages 14+ Show more