Loose parts—sand, water, blocks—are having a moment. In Europe, the assumptions are radically different. Even the head of play safety at England’s Royal Society for the Prevention of ...

Sand waves largely determine the shape of the sea floor in the southern part of the ... This loose sand is transported by tidal currents, giving rise to wave patterns. These patterns disrupt ...

Chladni figures are patterns that appear ... In these stable states, certain parts of the surface will be vibrating massively. Others will be still. If a grain of sand were placed on one of ...

"There is nothing quite like the marvelous sensorial and tactile qualities of sand," said Lisa Daly, co-author of "Loose Parts: Inspiring Play in Young Children," and a professor of early ...