Describes the relationship of light and vision, how people see, eyeglasses, blindness, and protecting sight.
It's A summer night, and outside you see tiny lights flashing. fireflies glow and glimmer like tittle dancing stars. how they do that?fireflies are really beetles that can make light when air mixes with chemicals inside them. try catching some in a jar t
Read along as the twins spend a fun-filled day at the park!
Introduces a multicultural group of kindergarteners who show what it is like to go to kindergarten
Henry "Box" Brown was one of the Underground Railroad's most famous runaway slaves. And he had the most ingenious idea..