CK-12 Foundation
Ck 12: Interactive Middle School Math 8 for Ccss
A complete CCSS Grade 8 Mathematics course that includes interactives in every lesson, plus videos, hands-on activities, and questions with immediate feedback. Every lesson also has specifically chosen 'Related Modalities' that teach the...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Equations of Lines
This tutorial covers x & y intercepts, point-slope form, slope-intercept form, graphing, and more. Use the practice problems at the end to check your skills.
Lawrence Hall of Science
The Math Page: An Approach to Calculus: Continuous Versus Discrete
Here is a site that clearly and thoroughly explains the the notion that calculus is the study of continuity. This page is mostly discussion of the difference between a continuous quantity and a discrete quantity. Point this site out to...
Utah Education Network
Uen: Generating and Recording Data
This "fish" activity will help early elementary students develop skills related to categorizing, recording data, developing vocabulary, and counting. An assessment rubric is attached.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Quadratic Equations
Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to...