Learners explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.

In this calculating area worksheet, students find the area of complex shapes. This one-page worksheet contains 6 multi-step problems.

In this surface area worksheet, students find the surface are of cubes and rectangular prisms.  This one-page worksheet contains 3 problems.

Students investigate ratio and proportion.  In this middle school mathematics lesson plan, students write ratios and find equal ratios.  Students use ratio and proportion to distinguish between healthy and unhealthy body...

Seventh graders relate the Pythagorean theorem to the real world. In this algebra lesson, 7th graders identify important properties of the Pythagorean theorem and use it to solve word problems. They create a step by step plan to...

Seventh graders investigate geometric shapes using tessellations. In this geometry instructional activity, 7th graders practice tessellations using different shapes. They create different designs using tessellations.

Students complete multi-curricular activities in a Halloween themed lesson. For this Halloween lesson, students examine newspaper ads to find prices of pumpkins and use them to complete a stem and leaf plot. Students find the diameter,...

Students calculate acceleration due to gravity.

Middle schoolers consider an individual habit and its cost. They study ratios and proportions, and use that knowledge to calculate the cost of a habit over extended periods of time. write a detailed comparison of the costs.

Pupils explore the relationship between how big a side of a triangle is and how big its opposite angle is by creating triangles using an interactive website.

Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...

Seventh graders develop strategies for finding the perimeter and area of large geometric figures. Through lecture and guided practice, 7th graders practice the strategy of dividing a geometric shape into smaller more manageable shapes...

In this perimeter and circumference activity, students observe diagrams and determine their perimeter or circumference. Diagrams include triangles, circles, parallelograms, rectangles, and composite figures. This one-page activity...

Students create paper bridges. In this geometry and architecture lesson plan, groups use legal paper and paper clips to design a bridge that will hold 100 pennies. Links to mini-lessons exploring stability of different geometric figures...

Students survey the class and graph the results. In this graphing and data collection lesson plan, students conduct a survey to see where their shirts were produced. Individuals use software to graph the results and create a written...

Students determine how to find North using a watch and their shadow. In this finding North lesson, 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 examine...

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

Seventh graders find the area of irregular polygons. In this lesson on calculating area, 7th graders use the adventures of Lewis and Clark as motivation to learn how to calculate the area of irregular polygons.

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 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. For this algebra lesson, students use the data to predict a ferry schedule. They also compute the depth where oxygen would be needed when diving.

In this geometry instructional activity, learners match terms with definitions, and complete short answer questions about polygons and congruency.

In this proportions and similar polygons worksheet, students solve the problems that use proportions, rations, fractions, and similar polygons.

Middle schoolers estimate and accurately measure the size of angles communicate with the appropriate geometric terms and symbols to describe and name angles, lines, line segments, rays