Curated OER
American Journeys: Right Place, Right Time
Sixth graders measure distances on a map using string and a ruler. They complete mathematical word problems about measurement.
Curated OER
Angles - Unlocking Geometry
Students investigate the concept of angles and how they are used in geometry. They construct polygons using various types of angles and then classify them according to their physical properties. Students use a computer program in order...
Curated OER
The Laws of Sines and Cosines Made Simple!
Students study the law of sine and cosine. For this pre-calculus lesson, students create a triangle and identify the different ratios of a non-right triangle. They use the properties of sine and cosine to solve.
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Curated OER
Phases of Matter
Eighth graders practice using correct vocabulary and apply content knowledge related to phases of matter when answering questions about situations or observations from everyday life.
Curated OER
Density of Minerals
Students determine the mass, volume, and density of two different mineral samples. Students show data and calculations as well as answer questions about the mineral identities.
Curated OER
Factors That Shaped Indiana
Fourth graders construct a model of Indiana which displays the effects of the glacial period on the state's physical structure. Students work in groups to plan and execute their model based on an established rubric.
Curated OER
Exponents Problems
In this algebra worksheet, students solve problems containing exponents. They apply the properties of exponents to solve these problems. There are 10 questions with an answer key.
Curated OER
Properties of Triangles
Students explore the relationship between how big a side of a triangle is and how big its opposite angle is by creating triangles using an interactive website.
Curated OER
Ocean Currents
Students label the names, relative temperature, distribution, and direction of flow of major ocean currents on a world map. They also explore and model the natural forces that affect the movement of ocean currents through demonstrations...
Curated OER
Properties of Real Numbers
In this algebra worksheet, 11th graders perform operations with real numbers. They simplify roots and rationalize the denominators by factoring. They calculate the absolute values of the roots. There are 11 questions.
Curated OER
Mathematics of Ornaments and Architecture
Young scholars study African traditional architecture. They examine how African ornaments, wall painting and motifs use geometric shapes to express and explain the culture.
They discuss the ornaments and architectural designs in the...
Curated OER
Applications of Properties of Quadrilaterals in the Coordinate Plane
High schoolers explore the concept of quadrilaterals. In this quadrilaterals lesson, students use the slope formula, midpoint formula, and distance formula to justify that a given quadrilateral is a parallelogram.
Curated OER
Distribution: Multiple Choice
In this algebra worksheet, students calculate the distribution of various monomials and binomials. Some of the variables include the Greek alphabet. There are 10 questions.
Mathematics Assessment Project
Solving Linear Equations
Linear equations are the focus of activities that ask learners to first complete a task that involves interpreting algebraic expressions and solving linear equations. They then take part in a card activity matching...
Mathematics Assessment Project
Representing the Laws of Arithmetic
Sixth graders connect numerical expressions to geometric area. They first complete an assessment task requiring them to identify area models for numerical expressions. Learners then participate in an activity to match area models to...
Mathematics Assessment Project
Deducting Relationships: Floodlight Shadows
Try to figure out what happens with shadows as a person moves between two light sources. A formative assessment lesson has individuals work on an assessment task based on similar triangles, then groups them based on their...
Education Development Center
Proof with Parallelogram Vertices
Geometric figures are perfect to use for proofs. Scholars prove conjectures about whether given points lie on a triangle and about midpoints. They use a provided dialogue among fictional students to frame their responses.
Education Development Center
Extending Patterns with Exponents
Don't think negatively about exponents. Young mathematicians dissect a fictional conversation between pupils trying to evaluate an expression with a negative exponent. This allows them to understand the meaning of negative exponents.
Noyce Foundation
Parallelogram
Parallelograms are pairs of triangles all the way around. Pupils measure to determine the area and perimeter of a parallelogram. They then find the area of the tirangles formed by drawing a diagonal of the parallelogram and compare their...
Noyce Foundation
Perfect Pair
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Teach Engineering
Measuring Viscosity
Groups use a marble to determine the viscosity of household fluids. The procedure calls for pupils to measure the amount of time it takes a marble to fall a specified distance in the fluids. Using unit conversions and algebra, the teams...
Mathematics Vision Project
Module 3: Numbers and Operations
Bring some concrete reasoning to the skills of multiplying and combining terms. Using various strategies, the six activities in the module provide practice for the skills of adding, subtracting, multiplying, and diving polynomials. The...