The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Size of an interval on a number line Example: fractions on a number line Each of these shapes have been split into two equal parts. Each part is a half. Half is shaded orange and half is unshaded.

I've been teaching second and third-graders mathematical problem solving for six years. In that time, I've learned that kids are more apt to enjoy math if they already have a strong foundation. Kids ...

SKATE for Girls provides fourth through eighth grade girls a chance to learn math and science from college students while ...

Non-dietary ingestion is an important exposure pathway for children owing to their frequent hand-to-mouth and object-to-mouth activities involving soil and dust contacts. We used videotaping and the ...