But don’t put it in your pocket or freeze it for a rainy day. Instead, take a good look at it because what you’ll discover is something truly amazing, as this photo by Kenneth G. Libbrecht, professor of physics at the California Institute of Technology, shows. Snowflake viewing is surprisingly easy, but it does require a little patience and the right conditions.

Bring on the heat. We've found some great outdoor water games that are perfect for cooling down and having fun.