Brief lesson plans that show how to use base ten blocks to do all four operations and a little bit of algebra.

Study Guide explores the lessons to be learned from the folktale, One Grain of Rice. Although this story is from India, it has been passed from culture to culture. Students can identify the universal qualities of kindness, generosity,...

Teach your students to reason with language and to use imagery to translate language into mathematical equations.

Student use simple data to line up in a living bar graph activity when they respond to simple questions in this lesson plan. They physically and visually represent the data. CCSS.Math.Content.3.MD.B.3 Draw a scaled picture graph and a...

In this Cyberchase video segment, the CyberSquad finds the right combination of switch, lever and button that will deactivate the force field protecting the stolen Black Crystal. [3:21]

Harry and his friend make a wager on a game of chess and discuss the concept of exponential growth in this short Cyberchase video. [3:26]

In this video segment from Cyberchase, Harry has a fixed budget for clothing, so he uses algebra to figure out what combination of jackets and pants he can buy with $100. [3:24]

In this Cyberchase video, the Teleporter breaks and the CyberSquad must try to fix it using clues given to them by Ms. Fileshare. This is one in a series of two problem-solving videos. [3:49]

Use this lesson, practice exercise, and teacher resource in planning instruction on conditional probability. Here you'll find definitions and examples of ways to determine conditional probability as well as an eight-question online...