Mario Molina was born in Mexico. As a little boy he played with toy chemistry sets. Mario Molina became a chemist.
Photo Credit: Louis MONIER/Gamma-Rapho/Getty Images
In the Know
Magnified
These students are using a tool. It is called a magnifying … read more
In the Know
Women Archaeologists
Zelia Nuttall was an archaeologist from California. Archaeologists are scientists … read more
In the Know
How States Honor Black History
New Jersey has created a Black Heritage Trail. People can … read more