Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this...

Middle and high schoolers research the life of Pythagoras and the Pythagorean theorem. They write a short biography of Pythagoras and learn to apply the theorem in their study of right triangles.

Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...

Students examine the Triangle Trade Route. In this slave trade lesson, students investigate the profits brought by the goods and people traded. Students also participate in a classroom activity that requires them to replicate how slaves...

Students research Pythagoras and learn how to apply his theorem. They solve real life problems using the theorem and demonstrate knowledge of exponents, equations, and radicals. Students include diagrams in their research papers.

Students discover that four special segments have a common intersection point. They identify the position of the intersection point in triangles. They produce conjectures about areas of the divided triangles.

Students calculate the Fibonacci sequence of numbers. Through the use of Fibonacci numbers in flowers, leaves, fruits, vegetables, pine cones, and other forms of nature; students explore how Fibonacci numbers occur in nature. Then they...

Students investigate the physical properties of fire by creating storyboards.  In this elements lesson, students view a video clip of forest fires and identify the cause.  Students create large storyboards defining the three...

Students research Bandhavgarh, India in order to create a project that educates people about the area and the royal Bengal tigers that roam freely amongst the ruins of temples and palaces of the once powerful dynasty.

Fifth graders engage in the solving of a real life application problem using the concept of calculating perimeter. They apply the operations of calculating with the polynomials for finding the perimeter of triangles,quadrilaterals, and...

Forest fires can be a necessary step in keeping a forest healthy, but what happens when they get out of control? Learners investigate the causes and effects of forest fires in two specific areas, culminating in a report about the ways...

Students explore the three branches of government. They create a graphic diagram to show each branch of government. Students include the qualifications for service and duties of each branch of government in their graphic diagram.

An engaging unit on wildfires includes three sections, including a background section with eight lessons and five activities, a field experience section with 13 lessons and five activities, and a conclusion section featuring an...

Learners explore and brainstorm the concept of symbols in real world applications and create a poem describing themselves. They design and paint a symbol that represents him/herself utilizing the technique of simplification to express...

Sixth graders read the legend of King Arthur. They complete comprehension activities and research life in the Middle Ages. In groups, 6th graders complete several projects including making shields, crowns, and stained glass art designs.

Students make transect and quadrat surveys using a provided worksheet in order to understand the techniques used to study coral reefs. Each type of survey is used to identify the species, diversity, and number of corals.

Second graders compare and contrast historical American cultures.  In this American history lesson, 2nd graders participate in reading, writing, oral, and hands on activities. Students discuss the similarities and differences...

Students calculate the length of a side of a triangle using a trigonometric function. They calculate the measure of an angle given two sides of a triangle with a trigonometric function.

First graders are asked to put their fingers on their triangles that looks like the one that is on the overhead. They are asked to tell how they would write a fraction for this one part. Students go through step one until all of the...

Second graders complete a unit to learn about the percussion family and African and Latin drumming. In this percussion lesson, 2nd graders complete 9 lessons to learn about the percussion family. Students learn to use shakers and sticks,...

Students, who are talented and gifted, create tower structure according to the given specifications that is able to support a tennis ball for 75 seconds but costs the least to build. They each design a tower in their journal but work in...

Fourth graders combine geometry and language arts skills while examining quilt-making. After identifying the geometric shapes contained in quilts, they write stories to encompass the quilt border. Students conclude by creating and...

Students explore and create sound wave vibrations using musical instruments and common objects. They compare/contrast and describe actions that cause sound wave vibrations that can be seen, heard, and felt.