It’s snowing! The roads are covered with ice. It is harder for cars to stop. How can we make roads safer? Trucks spread salt on the roads. How does this help?
Photo Credit: MakDill/Shutterstock
In the Know
Let’s Compare Objects
Objects are compared in different ways. Quantity is a way … read more
In the Know
Women in Sports
March is Women’s History Month. We celebrate women who have … read more
In the Know
Dr. Andrea Ghez and the Giant Black Hole
Dr. Andrea Ghez is an astronomer. She studies things in space. She found a … read more