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If the playground surface is wood mulch, rocks, rubber mulch or dirt, these mats will help to protect that surface ensuring your playground looks great for a long time.Playground tiles are the most popular safety surfacing we sell.Libby, a professor at the University of Chicago, in 1949.

One of the second groups to use radiocarbon dating was that of climate scientists, who were interested in the facts about human evolution and how it was shaped by climate change.

Our rubber playground mats come in various sizes and thicknesses and have been designed to serve different functions around your playground.

A general rule of thumb is, in most instances, the thicker the playground tile, the higher the fall rating.

The discovery of radiocarbon dating, while over 50 years old, still provides new opportunities to scientists on a regular basis.

For example, an age can be estimated for a strata of rock based on the age of the skeletons it holds.

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