Sign up for updates from MƒA. Join Us in Our Work. Our master teachers are changing the very landscape of mathematics and science teaching and learning in this country.

Residents of the European Union to visit the site is strictly forbidden - the evil cookie you eat with your computer! You have been warned. In Wikipedia there is a page of a trapezoid. In the drawing it is shown that any trapezoid can be turned into a rectangle. These are formulas for calculation of lengths of diagonals of a trapezoid. We substitute in these formulas data for a rectangle. When the legs of a trapezoid are parallel, the t.

To learn about everyday probability. Manipulatives, such as unifix cubes, basket to draw the manipulatives from. When Penny finishes her meal she gets desert. How much dessert she gets, however, depends on what color of cube she selects! 8211; no dessert. Certainly the intermediate goal of all this is to help Penny have that Eureka! As an aside, the other day I was out with Penny and we were talking about some things we noticed in a Target store.

Our goal is to bring our own open courseware as well as high-quality ones that are freely available online. We want to help college students everywhere master core. Mathematics courses without having to sift through the resources. We make sure that there are no obstacles in accessing the resources including not even having to register or login or enroll or jump through hoops.

This is the place where you can personalize your profile! By moving, adding and personalizing widgets. You can drag and drop to rearrange. You can edit widgets to customize them. The bottom has widgets you can add! Some widgets you can only access when you get Core Membership.