A Web calculator that not only solves math problems for you, but also shows you how it got to the answer with step-by-step directions. Includes algebra, trig, and calculus.
This is a GREAT site! There are several interactive art activities, including a flash interactive that lets students create still life images by manipulating them on the screen. Great tool!
Interactive site that walks students through what it would be like to be a C.S.I. lab tech. Students learn about the science behind different lab tests & then use virtual tools to evaluate evidence.
Drawing conclusions is an essential skill for students at all levels. This site offers planning ideas for teaching the skill, along with graphic organizers, checklists and rubrics to monitor its use.
An article written for the Philadephia Inquirer by renowned librarian, Joyce Kasman Valenza about framing questions to promote higher order thinking. Lots of links, too.