Khan Academy
Khan Academy: Use Area of Squares to Visualize Pythagorean Theorem
Apply the Pythagorean theorem and its converse to solve these problems. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Pythagorean Theorem Challenge
In this exercise, students practice using the Pythagorean Theorem in word problems. Students receive immediate feedback and have the opportunity to watch a video, get hints, or try questions repeatedly.
Beacon Learning Center
Beacon Learning Center: Anglemania!
Students explore four types of angles in this interactive web lesson.
National Council of Teachers of Mathematics
The Math Forum: Line Symmetry
This site from The Math Forum is a great site if you are looking for activities to engage your students in learning about line symmetry. Peruse this collection of activities for one or two or four that would be right for your students....
CK-12 Foundation
Ck 12: Pythagorean Triples
[Free Registration/Login Required] Students explore the concept of pythagorean triples by navigating through the interactive learning module and then answering questions that go along with the module. Students can also learn more about...
Other
The mathlab.com: Sophia's Tree of Mysteries
There are 10 questions hidden in the tree. Click around to find them. As you find each answer, use the decoder grid below to find its matching letter to determine the required password to enter the restricted area.
Khan Academy
Khan Academy: Angles of Elevation and Depression
Learn what the terms angle of elevation and angle of depression mean. The words may be big but their meaning is pretty basic!