Students explore the concept of ratios. In this ratios lesson, students use matchbox cars and models of spaceships to explore ratios. Students determine scale for the above mentioned objects in this lecture style lesson.

Students use different sampling methods to determine the population size and appropriate space for monarch butterflies. In this averages lesson plan, students complete word problems where they can accurately estimate the size of an...

Students measure the clarity of a body of water and identify possible environmental complications that can be attributed to clarity and turbidity.

Young scholars complete a unit of lessons on the relationships between decimals, whole numbers, and fractions. They use paper strips to solve fraction problems, view and solve examples, and use calculators to convert fractions into...

Students determine how to find North using a watch and their shadow. In this finding North lesson plan, students go outside on a sunny day and work with their shadow and a wrist watch to find out which direction that North is. They...

Students use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.

Students use a spreadsheet to investigate data. In this algebra lesson, students collect and graph data on a coordinate plane. They explain properties of a linear equation both algebraically and orally.

Students collect data on the time of the ferry. In this algebra activity, students use the data to predict a ferry schedule. They also compute the depth where oxygen would be needed when diving.

Learners are introduced to the concepts of a watershed, stream flow and water quality. This five-day plan is an excellent way to introduce students to the concepts involved. They create their own watershed using a paper bag, water and...

Introduce the procedure needed to find the volume of a rectangular prism. Learners rank various prisms such as cereal boxes and tissue boxes from smallest to largest volume. They use an applet to find the volume and surface area of each...

Students test the strength and speed of their Manduca. They keep their insect in a small dish and wiegh it down with pennies. They share their observations with the class.

Students study the Manduca bug and its growth data. They look for patterns and compare their own growth rate to that of the Manduca.

Turn students into detectives as they decipher encrypted messages.  Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but...

Young statisians work with sets of data. They find mean, median and mode, and discuss the effects of outliers on the data set.

Use a box of raisins to help introduce the concept of data analysis. Learners collect, analyze and display their data using a variety of methods. The included worksheet takes them through a step-by-step analysis process and graphing.

Upper elementary and middle schoolers work with the concept of probability. They are introduced to the concept of chaos. Learners graph and analyze using a line plot, work with mean, and are introduced to the concept of variance.

Learners explore example problems dealing with ratios and proportions. Afterward, they read story problems and solve them using ratios and proportions. This four-page worksheet contains six multi-step problems.

In this exponents and prime factorization practice worksheet, learners sharpen their problem solving skills as they solve six story problems.

In this finding volume practice worksheet, learners sharpen their problem solving skills as they solve six story problems.

Here is a classifying triangles practice worksheet in which learners sharpen their problem solving skills as they solve six story problems.

Students understand the definitions for perimeter and circumference and know the difference. They then go over sample problems as a class. Students use drill and practice skills to complete activity pages.

Students examine the structure of local government and determine why citizens vote. In this civics lesson, students listen to a lecture about the structure of local government and then encourage others to exercise their right to vote.

Learners use the human body as a foundation for gaining practice in measuring angles and calculating ratios and proportions.

Students use scientific methods during field and lab investigations. Students collect specimens and make measurements using the metric system. Students describe biotic and abiotic factors in an estuary and design a model.