Pupils investigate inscribing a circle in a triangle. They use Cabri Jr. to draw a triangle, locate the incenter, and use the distance from the incenter to a side of the triangle to inscribe a circle. The dynamic nature of the geometry...

Pupils investigate segments in a triangle by constructing a triangle using Cabri Jr. They construct segments within the triangle that lie on the midpoints of the triangle's sides. Learners then compare the slope of base of the triangle...

High schoolers explore the concept of right triangles as they construct a right triangle using Cabri Jr. Learners find the midpoint of the hypotenuse and construct a line from the midpoint to the vertex of the right angle. They then...

Pupils explore the midsegment of a triangle in the geometry instructional activity. They draw and measure the segment joining the midpoints of the two sides of a triangle and compare its length to the length of the third side of the...

High schoolers investigate the sum of the measures of the angles of a triangle. They draw a triangle and measure the interior angles. Using Cabri Jr., learners find the sum of the measures of the interior angles. The lesson provides an...

Students become familiar with the style of architecture of medieval times.  In this architecture instructional activity, students design a model of a medieval castle including its cornerstone. Students understand scale in their...

Students study insect camouflage. In this organisms instructional activity, students design and create their own 3D insect models to blend into a habitat. Students write a paragraph about the camouflage their insect has and explain how...

Young scholars use pieces of farm pictures to investigate the elements of art.  For this farm art lesson, students use pieces of pictures to create an original artwork. Young scholars use the Internet to find images.  Students...

Fourth and fifth graders investigate angles and name them according to the criteria for obtuse, acute, and right angles. They examine a human-made yarn pattern on the floor of their classroom and identify angles, vertices, and types of...

Here is a guide for your middle schoolers to use while you are providing a lecture on the basics of art. They use this worksheet to aid them as they take notes on the purpose of art, art elements, properties of art, and art principles....

Scissors, glue, and an old book. Punches, crimpers, and rulers. Kids gather their tools and get set to create relief sculptures by deconstructing books.

Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...

Junior designers brainstorm the elements that a bedroom might have, such as a bed, television, and dresser. They identify which items are needs and which are desires. They practice measurement skills in the classroom by determining its...

Middle and high school students engage in enameling and apply design elements. They study the history and tradition of Cloisonne. The history of traditional Chinese Cloisonne dates back over 700 years, with the most beautiful, artistic...

In this word problems instructional activity, students read word problems about one person telling the truth and one telling a lie and they figure out which is which. Students complete 4 problems.

Build class community with an art project. Learners first examine and discuss works of art. They then contribute to a class mural by tracing their hands and decorating them in relation to their own cultures. The final mural...

Host an exciting lab in which learners burn fruit rinds to better understand hydrocarbons. A reading passage and analysis questions wrap up the lesson. 

First graders develop an understanding of the importance of the flag. In this flag lesson plan, 1st graders research the history of the flag.  Students understanding of how the flag fosters pride in Americans.  Students...

Eighth graders explore the area of astronomy. They explore Earth's neighboring planets. Students research a planet's characteristics. They develop a scale model of the solar system and a narrative about the planets.

While 3 Dimensional shapes are not mentioned specifically in the Common Core, they do include the term face which is more appropriate for 3D shape attributes.

In this lesson, students will learn to identify three-dimensional shapes by name and distinguish between two-dimensional and three-dimensional shapes.

A guide to support parents as they work with their students with two-dimensional and three-dimensional shapes.

Use Glencoe's randomly generated self-checking quiz to test your knowledge of three-dimensional figures. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...