The best water tables keep kids entertained and are safe and easy to clean. These are our favorite water tables of 2025.

Sticking anything directly into the sand and hoping for the best isn’t an option when you have precious water (or alcohol) in your cup. These little holders can be stuck into the sand and hold ...

a model can precisely estimate how water molecules flow in a cup, mainly because the size of a molecule is so much smaller than the cup itself. For the same relative scale in the flow of sand ...

Disposable plastic and paper cups are an environmental mess. GaeaStar, a startup based in Berlin and San Francisco, thinks it can do better with just clay, water, salt and sand. After piloting ...