Students complete two column proofs. In this geometry instructional activity,students derive the reasons their answers are correct using logic. They write the proof step by step using two columns.

Students examine geometric shapes. In this geometric shape lesson plan, students examine how geometric shapes flip, turn, and slide to create a pattern. Students analyze the role that quilts played in helping slaves escape to freedom. ...

Students engage in a study using technology in order to attempt the comprehension of using perimeter and area. They use powerpoint to solve different problems. This helps to keep learners engaged in the process of practice and...

Young scholars differentiate between similar and congruent triangles. In this geometry lesson plan, students identify the missing side and angle of a triangle. They identify the different ratio and proportion of the sides of a triangle.

Learners calculate the area and perimeter of different shapes. In this geometry instructional activity, students name the different polygons based on their number of sides. They use the correct formula for each shape to calculate the...

Students identify shapes that will tessellate. They construct a tessellation using transformations. Students identify transformations in tessellations. They identify applications of transformations such as tiling and fabric design.

Students identify different angle pairs. In this geometry lesson, students identify the different angles of two parallel lines cut by a transversal. They identify the interior and exterior angles.

Third graders explore the history of tessellations; then use art and geometry to create an original tessellation.

Learners observe the cells of an onion by wet mounting it and viewing it in a microscope.  In this hands on lesson students make their own wet mount slide of an onion and are able to identify the cells in it such as, the nucleus,...

Students investigate the different properties of a unit circle. In this geometry lesson, students identify the six different values of trigonometric functions. They solve trigonometric equations using values derived from the unit circle.

Young scholars engage in snow-related activities during the first winter snowfall. After explaining the elements needed for it to snow, they preserve snowflakes on frozen slides and observe them under a microscope. Then, they write...

Students identify the different parts of a right triangle. In this geometry lesson, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.

Seventh graders, exploring methods to estimate fractions, take notes on estimating fractions, 7th graders write letters to explain the process of estimating fractions and mixed numbers to someone who does not know the concept. Students...

Students solve problems involving transformations of geometric figures. They review graphing points in the coordinate plain, plot points and connect to create a triangle. Then, they reflect triangles over the x and y axis and use...

Students form repeating patterns using tessellations. In this tessellations instructional activity, students identify shapes and illustrate three types of transformations. A website is included with the instructional activity which...

Students explore tessellations as well as various types of polygon. Students examine tessellating patterns in the world around them. Students examine tessellations by creating their own tessellations and completing the included worksheet.

Students are introduced to the concepts of translation, reflection, and rotation. They practice translating, reflecting, and rotating two-dimensional objects on the coordinate plane. students use computers to learn about the three concepts.

Students think about several of the concepts from fractals, including recursion and self similarity. They use mathematical concepts of line segments, perimeter, area and infinity are used, and skill at pattern recognition is practiced.

Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.

Students draw on graph paper. In this geometry lesson, students review types of triangles and quadrilaterals. Students investigate geometric transformations, including translation, rotation and reflection. Students practice each...

Students explore Renaissance architecture. In this Renaissance lesson, students view a slideshow featuring architecture of the era and then discuss the math skills used to the build the structures. Student build their own replicas of...

Fourth graders examine and discuss the purposes and traditions of African ceremonial masks. They design and create African ceremonial masks using various materials.

Tenth graders are introduced to the cell and some of its parts. Through the use of video, 10th graders see animal and plants cells and their parts. They learn terms used to explain the cell.

Third graders compare and contrast the attributes of two-dimensional shapes. Using a tetrominoes game, they create two-dimensional shapes to cover up a game board. At the conclusion of the game, 3rd graders discuss the patterns they...