Noyce Foundation
Percent Cards
Explore different representations of numbers. Scholars convert between fractions, decimals, and percents, and then use these conversions to plot the values on a horizontal number line.
California Education Partners
T Shirts
Which deal is best? Learners determine which of two companies has the best deal for a particular number of shirts. They begin by creating a table and equations containing each company's pricing structure....
Curated OER
ARE YOU A TRIANGULATEER?
Students explore about triangles and their relationship to the worlld around them. They are able to identify triangular shapes in their environment. Students are able to communicate to one another their understanding of triangles outside...
Curated OER
Measuring Angles
Identifying and measuring angles with a protractor can provide a fun way for students to learn this mathematical concept.
Curated OER
Contructions and Conjectures
Students make constructions and conjectures. For this geometry lesson, students construct right, acute and obtuse angles using a straight edge and a protractor. They investigate parallel lines and the angles formed by the angles.
EngageNY
Special Lines in Triangles (part 1)
Allow your pupils to become the mathematicians! Individuals explore the properties of a midsegment of a triangle through construction and measurement. Once they figure out the properties, learners use them to draw conclusions.
Curated OER
A Lesson on the Root Spiral
Learners create lines and shapes with a compass and a straight edge. In this geometry lesson, students investigate square roots, irrational numbers and spirals. They explore nature to see the shapes representing mathematics and geometric...
Curated OER
Seeing Solar Storms in STEREO-I
In this geometric calculations of solar storms learning exercise, students use a diagram indicating the location of 2 STEREO satellites, the earth and the sun to calculate the distance between a Coronal Mass Ejection and the Earth. They...
Curated OER
Measuring Angles & Segments
Young scholars view a PowerPoint for a warm-up lesson. They practice measuring around the classroom, measuring such things as the length and width of a desk, pencil, door, and book. Students use a website to practice measuring angles.
Curated OER
Making Shapes
Tenth graders construct geometric figures using compasses and protractors.
Curated OER
Measuring angles and segments
In this middle school geometry worksheet, students use a ruler and a protractor to measure segment length and angle size. The one page worksheet contains six problems. Answers are not provided.
Curated OER
Problem Solving Using Power Polygons
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
Curated OER
Concurrent Lines, Medians and Altitudes
In this geometry learning exercise, students construct angles and identify medians and altitudes. They use a compass and protractor to perform heir construction. There are 28 questions.
Curated OER
Angle Measurement of Aircraft Wings and Tails
Students measure the angles of wings and tails of various aircraft using a protractor. They estimate and check their measurements. They investigate aircraft being developed and tested at NASA Dryden.
Curated OER
Angle Action
Students measure and label specified angles. In this angles lesson, students use a protractor to find angles that are acute, obtuse, and reflexive. Students then label each angle and match the angles the correct definition. This lesson...
Noyce Foundation
Time to Get Clean
It's assessment time! Determine your young mathematicians' understanding of elapsed time with this brief, five-question quiz.
Curated OER
MAP Practice
For this geometry worksheet, students create circle, line and bar graphs using different comparisons of events. There are 24 questions with an answer key.
Curated OER
Angles Identification
For this assignment, math whizzes identify angles as either being obtuse, acute, right, or straight. Students identify six angles. The publisher states that this is designed with CCSS.Math.Content.MD.6 in mind, but it really does not ask...
Curated OER
Bisectors of Triangles
In this geometry worksheet, 10th graders solve problems involving the perpendicular bisectors and angle bisectors of a triangle and their points of concurrency. The one page worksheet contains sixteen questions. Answers...
Beacon Learning Center
The Fun Polygon
Junior geometers use hands-on manipulatives to explore and describe the properties and attributes of a fundamental polygon, the triangle. They learn different kinds of angles and their measurements. This well-written lesson plan provides...
Curated OER
Journey of the Nez Perce
Young scholars study the retreat of the Nez Perce Native Americans into Montana while tracing their journey on a map. They use the law of cosines to solve problems based on the navigational methods of the Nez Perce. They work with both...
Curated OER
Exploring Geometric Figures
Tenth graders explore mathematics by participating in hands-on daily activities. Learners identify a list of different shapes and classify them by shape, size, sides and vertices. They utilize tangrams and geometric pieces to gain...
Curated OER
Structures and Shapes
Students make jewelry using different shapes from magazines, tissue paper, cardboard, and other materials. In this making jewelry lesson plan, students complete this hands on activity to discuss how shapes are used.
Curated OER
Duplicating Segments and Angles
Tenth graders investigate geometric construction. In this geometry lesson plan, 10th graders explore the procedure for copying an angle and a segment. The lesson plan emphasizes the difference between a sketch, a drawing, and...