Students design and create robotic cars using Legos and the Robolab program. They hold a "snail race" where the slowest car that can be determined to be actually moving is the winner.

Students examine folk’s tales for Cause and Effect. For this literature lesson, students read "The Origin of Fire" and "The Origin of Medicine” and look for cause and effect. They use a TI Navigator to write down their findings.

Students use the Internet to gather information on tides and then use this information to determine the period of revolution of the moon around the earth (part 1) and the relative pull of the sun and the moon on the tides (part 2).

Young scholars investigate the concepts of differing gas prices and how they are set in different geographical areas. They conduct research about the economic concepts of supply and demand and predict the outcomes upon the prices of...

Students map data on employment in wood products manufacturing in Oregon counties. In this Oregon forest lesson, students discover the percentage of people employed in the forest manufacturing industry. Students create a box and whisker...

Eighth graders complete worksheets on reading the distance on maps in miles or kilometers. In this maps lesson plan, 8th graders use a calculator and ruler.

Students locate the many forests located in Oregon. In groups, they use the internet to research employment data on wood products made in the state. They discuss how looking at information presented in a different way can change their...

Seventh graders study elapsed time, radioactive decay and half-life.  In this time machine instructional activity students complete several activities and view a presentation. 

Explore word problems about ratios and watch and listen to all the steps needed to solve.

The interactive assessment examines ratios, proportions, and percents. Students complete 18 questions created by Glencoe. Hints and solutions are included.

This highly interactive resource uses the backdrop of digital photography to explore equivalent forms of 3-term ratios. Printable activities, solutions, and learning strategies are also provided.

The mathematics resource consists of an assessment with hints and solutions. Students answer questions that review ratios and proportions.

The mathematics resource consists of an assessment with hints and solutions. Students answer questions that review proportional reasoning.

Students "go fishing" and use proportions to learn how estimating is used to determine the size of a population.

This site contains a lesson about ratios and unit rates as well as guided and independent practice for students to review the skills.

A comprehensive guide for learning all about proportions with definitions, proportion formulas, types of proportions, properties of proportions, the difference between ratio and proportion, solved examples, and practice questions.

This tutorial provides definitions and examples of ratios and proportions and features comparing ratios and converting rates.

This WebMath site provides a general description of proportions. Content also includes a 'problem solver' which lists step-by-step instructions on how to obtain the correct answer.

The interactive assessment examines ratios, proportions, and percents. Students complete 14 questions created by Glencoe. Hints and solutions are included.

Use Glencoe's randomly generated self-checking chapter test to assess your knowledge on ratios, proportions, and percents. Each question has a "Hint" link to help. After completing the test students can click the "Check It" button and...

The interactive assessment examines ratios, proportions, and percents. Students complete 20 questions created by Glencoe. Hints and solutions are included.

Activities and factsheets exploring ratios and proportions in everyday life. Interactive, colorful, and fun.

The Math Page tutorial explains and defines ratio and proportion and includes this practice section at the end of the lesson.

Students show comprehension of basic arithmetic skills. The online test assesses scholars on ratios, proportions, and percents.