The Right Time

What special relationship exists among the sides of a right triangle? Explore this relationship using a computer applet, cut-and-paste activity, and video tutorial to develop the Pythagorean Theorem and its significance to right triangles.

In this right place, right time worksheet, students read train timetables and apply the information to answer math word problems. Students solve eight word problems.

Three letter-sized mini posters can be displayed in your elementary geometry class when teaching about angles. One provides information about degree measurement and additive properties, and the other two define acute, right, obtuse,...

Make your class into Pythagorean theorem fanatics in no time. What a great resource to get your sports enthusiasts into the math game! Read the commentary so you can you can strategize how to apply the three math practices.

Measure that shadow, and you'll find the height of the building! Learners study concepts related to right triangles during this extended unit project. They identify right triangles in the world, find heights of objects using similar...

The hour is nigh for your class to practice equivalency problems in the form of time-zone conversions. They write equations to describe elapsed time and apply problem solving strategies, including writing a plan, to solve the problems.

Apply volume and area formulas to find the volume of any right prism. The 26th lesson of a 29-part module examines methods for finding the volume of right prisms with varying shapes of bases. Learners use the formula V = Bh to find...

Sixth graders measure distances on a map using string and a ruler. They complete mathematical word problems about measurement.

Can your geometers find concentric circles on campus? How about supplementary angles or a rectangular prism? Small groups go on scavenger hunts to photograph various geometric objects, then put together a slide show presentation for the...

Students study the reason why time zones exist and how they are established. They predict time zones for different places on Earth.