Students explore angles and their use in Geometry. Students investigate three different kinds of angles: obtuse, acute, and right angles through an online activity. They identify pairs of angles with special relationships: vertical,...

Fourth graders explore angles in everyday life. In this angles lesson plan, 4th graders view examples of angles, then search magazines, newspapers and catalogues for more examples. Students work in pairs and check each other's work.

Fourth graders practice a wide range of strategies for solving addition and subtraction problems containing decimal fractions. They add and subtract fractions, decimals and integers while generalizing the properties of operations with...

Learners play various games to help create a classroom community. In this name recognition lesson, students combine their name recognition skills with newly learned art and geometric vocabulary. First learners discover vocabulary that...

Students construct two dimensional models to illustrate squared numbers. In this geometry instructional activity, students use graph paper and an x/y axis to build squares exponentially. Students identify powers and relationships between...

Fourth graders demonstrate that air has mass. In this performance task, 4th graders design an experiment to demonstrate that air has mass. They will illustrate their demonstration and explain their findings.

Students explore reasons for varied salinity in bodies of water. For this geographical inquiry lesson, students use a variety of visual and written information including maps, data tables, and graphs, to form a hypothesis as to why the...

In this algebra worksheet, 11th graders solve a variety of problems using linear and quadratic properties as it pertains to functions. There are 12 questions.

In this algebra lesson, students work in groups to design a treasure map in which algebraic equations must be solved using the correct order of operations. Students decide where treasure is hidden, then create and follow their group's...

In this geometry worksheet, students analyze the different properties of parallelograms related to their angles, sides and diagonals. There are 5 problems with an answer key.

Students make a quilt. For this geometry lesson, students discuss patchwork quilts and learn some different geometric shapes and patterns that are commonly used. Students explore designs with triangles and squares and then make their own...

Fifth graders solve problems while examining a variety of isosceles triangles.  In this isosceles triangle lesson, 5th graders examine shapes to find their characteristics.  Students pay particular attention to the...

Fourth graders examine productive resources. In this economics lesson, 4th graders read a book about a man who saves money to buy his own barbershop. After reading, students get into groups to play a game to learn about savings.

Fifth graders examine the partial-quotients algorithm for finding the answer to a division problem.  For this partial quotients lesson, 5th graders demonstrate the process of division through a series of estimations....

Ninth graders investigate the order of operations.  In this Algebra I lesson, 9th graders explore the rules of arithmetic and algebra as they review and practice simplifying increasingly complex numeric expressions using the order...

Students identify the properties of polygons. In this geometry lesson, students cut out shapes try to construct polygons. Students analyze the shapes and fill out a table of characteristics.

Students create a paper dart airplane and measure its flight pattern. In this flight lesson, students follow the included directions to build their own paper airplane. The students change the aileron configurations to see how it affects...

Learners use the Internet to learn about transformations and tessellations.  In this geometry lesson plan, students use the Internet to define the meaning of reflections, translations, rotations, glide reflection and symmetry. ...

Students discover new ways to preserve the ecosystem by completing graphic organizers.  In this environmental lesson, students read an article from the Natural Inquirer in small groups and fill out a graphic organizer based on the...

Tenth graders explore and define the radius and diameter of a circle. In this geometry lesson, 10th graders calculate the circumference and area of a circle using real world objects and shapes. They discuss chords and lines tangent...

Students solve quadratic equations and identify functions. In this algebra lesson, students graph parabolas and identify properties describing the shape of the parabola. They find the vertex and rewrite the equation in standard form.

Tenth graders discuss the history of geometry as it relates to pentagons. In this geometry lesson, 10th graders solve problems of a pentagon inscribed inside of a circle using ratio. They review other properties for shapes of polygons...

Tenth graders investigate the history of geometry and its different shapes. In this geometry lesson, 10th graders practice seeing three dimensional shapes and explain why there are only five polyhedra. They relate all the new materials...

Ninth graders solve problems involving exponential functions. In this algebra lesson, 9th graders apply their knowledge of exponential properties to add, multiply, divide and subtract exponential functions. They perform these operations...