Curated OER
Multiplication & Division
Helpful for building a multiplication unit that focuses on different strategies. With explanations about repeated addition and subtraction as foundations for multiplication, scaling, summaries of progression, and basic multiplication and...
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II Similar
Students, through lecture and guided practice, discover the properties of similar triangles. They use given measurements of one triangle to find a missing measurement of a similar triangle. They apply this knowledge in real-life...
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Defining Division
Upper graders explore division through fair-shares. They will review fair shares and fractions as a segway into division. They start by playing "Share Fairly" game and create mathematical arguments for solving problems. Manipulatives and...
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An Early Threat of Secession: The Missouri Compromise of 1820 and the Nullification Crisis
Students examine the controversies over slavery's expansion and how the federal tariffs further entrenched the dividing line between northern and southern interests.
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The World Goes Bananas
Students comprehend the causes and effects of inequality and social injustice. They explore the effects of globalization and trade between countries. Students discuss the hidden social and environmental costs which often lie behind goods...
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PLANETS IN PROPORTION
Students discover scales for both the solar bodies' relative sizes and their distances from the sun. They find equatorial circumference and volumes of their solar bodies. Students apply estimation strategies and proportioanl reasoning to...
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The Journey of a Banana
To investigate the price of bananas in order to evaluate basic counting and number sense skills, your mathematicians focus upon multiplication and problem solving that incorporates social studies in the form of building awareness about...
Illustrative Mathematics
Zeroes and factorization of a non polynomial function
Functions behaving badly: the squaring function and the absolute value function are both zero at x=0. Yet when you divide each by x, different things happen. Here, your class will explore each scenario as a means to adding depth to their...
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Order of Operations
Learn the rules for the order of operations with an electronic worksheet. Learners evaluate whole-number expressions and translate a word problem into an arithmetic expression. The resource includes several examples for each rule.
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Integrate Algebra Regents Exam Bimodal Questions Worksheet #1
For this Integrated Algebra worksheet, students solve problems that reflect the topics covered during the course of work. The answer key identifies each question by standard and topic. The twenty-four page worksheet contains two...
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Probability
In this probability and statistics learning exercise, high schoolers determine the probability of a series of independent event occurring. The one page learning exercise contains a combination of four multiple choice and free response...
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Disease Lesson
Ninth graders examine rates, matrices, histograms, line graphs, data analysis and data presentation in order to develop an understanding of how these concepts apply to a the effects of a specific disease.
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Missing Values
In this missing values worksheet, students solve and complete 3 various types of problems. First, they fill in the boxes on the number lines to show how to break addition and subtraction down. Then, students complete the missing values...
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Charting The Progress of New Horizons
Students explore the long distances and timescales involved in space travel. They track the progress of the New Horizons spacecraft and access the New Horizons website to discover the distance of the spacecraft from the Sun, and then...
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Sculptural Statistics
Students conduct an experiment to determine the frequency of pulling various parts of an ancient Greek sculpture out of a hat.
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Integers
In this integers worksheet, students solve and complete 9 different types of problems. First, they work out the multiplication and division of integers shown. Then, students circle the statements that are true at the bottom of the sheet.