William Krause, 17, of Pasadena, demonstrated how he and others from a nonprofit student group unlock their inner science nerd for the benefit of homeless children. He described the workings of a ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

There’s no denying that most kids are fussy eaters and always avoid eating healthy, and that’s one of the main reasons why kids don’t get ample nutrition from their meals. While most parents emphasize ...

A well-established technique, acid-base titration is an analytical method used to determine the concentration of an unknown acid or base. In practice, it involves adding a solution of known strength ...