Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...

Section 9 of the 12 linked Saxon Math sections introduces the young algebrist to graphing periodic functions, creating graphs from quadratic roots, working with inequalities, and rational equations. Common among all the lessons is the...

It's just not enough to know that something is true. Part of a MVP Geometry unit teaches young mathematicians how to write flow proofs and two-column proofs for conjectures involving lines, angles, and triangles.

An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving. 

The Cold War—with its roots in World War II—impacts the world today. Using an extensive curriculum, scholars consider its impact through primary sources, including speeches and propaganda, as well as other skills-enhancing activities. An...

Students practice addition and subtraction. In this fact families unit, students practice finding sums and differences for fact families. This unit includes ten lessons with science and social studies integration.

[Free Registration/Login may be required to access all resource tools.] The video uses pictures to determine which set of pictures represents the addition problem 3 + 6 = 9. The video is followed by practice problems.

[Free Registration/Login may be required to access all resource tools.] In this interactive media source, the video shows how to write a number sentence from counting groups of pencils, followed by practice problems to assess understanding.

[Free Registration/Login may be required to access all resource tools.] Recognize the sum of the interior angles of a triangle as 180 degrees.

[Free Registration/Login may be required to access all resource tools.] Apply the Third Angle Theorem.

Improve your estimation and rounding skills with these interactive games that are challenging and fun. Excellent skills practice for rounding, estimating sums and differences, and front-end estimation. Links to lesson plans, teacher...

This resource covers basic addition where students can choose a range of numbers including negatives or even decimals. After selecting parameters students are timed completing ten problems with instant feedback and an opportunity to...