Students explore the Pythagoras theorem. In this geometry instructional activity, students make right triangles and identify the parts of the triangle. Students complete measurements of the sides of the triangle.

Students practice using a protractor and ruler to draw various points and lines. Using a computer, they draw the points and lines in the program and describe the differences between their drawing and the computer's drawing. They complete...

Learners explore animal characteristics by participating in an animal anatomy activity. In this animal tracks lesson, students identify the differences between specific animals and the shape of their footprints. Learners utilize a...

Students solve problems using mathematical skills. For this math lesson, the students use math concepts, to design a virtual path for a ladybug. The students will reinforce their skills in algebra and geometry concepts.

Students explore the concept of quadrilaterals. For this quadrilaterals lesson, students use the slope formula, midpoint formula, and distance formula to justify that a given quadrilateral is a parallelogram.

Fifth graders explore polygons. In this math lesson, 5th graders find examples of regular polygons in the classroom and measure the sides of figures to determine if they are regular polygons.

Learners examine transformations. For this math lesson, students view and describe flips, slides, and turns. Learners practice making transformations with shapes.

Young scholars explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Young scholars classify pyramids as three-dimensional figures and identify their attributes.

Students explore circumference and diameter. In this math instructional activity, students apply their knowledge of circumference and diameter to solve mathematical riddles. Students apply this knowledge to find circumference and...

Students, just like Eratosthenes, try to use math to calculate immeasurable objects. Teachers need to try out the calculations before having your class do them. They should take notes to be included with their own calculations and drawings.

Sixth graders discover the patterns of sums of polygon angles. In this math lesson, 6th graders study the properties of geometric shapes to solve problems as they participate in hands-on activities.

Students draw cross sections of given contour maps. In this math lesson plan, students interpret the different symbols used in the map. They determine slope and steepness through direct measurement.

Students create tessellations. In this math instructional activity, students explore symmetry and patterns through the creation of a tessellation. Students design and create their own tessellation.

Young scholars investigate the Napoleon triangle theory. For this polygon lesson, students  differentiate between the boundary points, interior and lattice point of a polygon. They apply concepts of equilateral triangles to...

Students explore the concept of quadrilaterals. In this quadrilateral lesson, students play with a floor tile applet to see that there are many types and characteristics of quadrilaterals including parallelograms, trapezoids, rectangles,...

Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.

Ninth graders investigate quadrilaterals.  In this geometry instructional activity, 9th graders examine and classify quadrilaterals using the slope, midpoint and distance formulas.  Additionally, students create various...

Second graders make an origami Johnny Appleseed. In this geometry lesson students follow folding instructions. They find different geometric shapes while they are folding. They create Johnny Appleseed's body and attach a face and hands...

Students compute surface area and volume of prisms. In this surface area lesson, students find the surface area and volume of rectangular and triangular prisms. Independently, students use their computers to determine the volume,...

Students investigate proofs used to solve geometric problems. In this geometry instructional activity, students read about the history behind early geometry and learn how to write proofs correctly using two columns. The define...

Students rewrite word problems and solve using math. In this word problem lesson, students gather data and observe the data. They relate this process to the scientific method and math. They review their data to be able to answer...

Students examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.

Tenth graders connect the history of geometry to problem solving. In this geometry lesson, 10th graders investigate polygons through hands on manipulatives and solve problems relating to parallelograms and triangles. They calculate the...

Learners create an atomic model using a computer program. In this technology lesson, students identify the difference between radius and diameter. They create circular patterns and spheres based on certain specifications.