By Priscilla Robinson
Snowflakes! They arrive in flurries, storms and blizzards, not to mention “Winter Bomb Cyclones!” I’ve always thought the science behind snowflakes is amazing.
A snowflake begins when a tiny dust or pollen particle comes into contact with water vapor high up in Earth’s atmosphere. The water vapor coats the tiny particle and then freezes into a tiny crystal of ice. This tiny crystal will be the “seed” from which a snowflake will grow. The process is called crystallization.
Posted by Donna Giachetti 
Looking for a free STEM resource to share with your students? Here’s our selection. Some websites offer ready-to-go lessons… others share exciting interviews with young people involved in STEM fields. All of them are worth a visit!
You already know that STEM learning is everywhere these days. The term “STEM” had its origins in the 1990s at the National Science Foundation. Since then, it has become a buzzword for all sorts of events, policies, or programs involving one (or several) of the acronym’s disciplines—namely, Science, Technology, Engineering, or Math.