Curated OER
Why Are Thinning Trees Important?
Students investigate thinning trees and why they are important to the forest. In this sustainable environment lesson, students role-play as if they are trees in the forest and simulate the overcrowding and inability to move spaces,...
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He Sees it in His Joy
Learners research the importance of play. In this research lesson, students work in pairs and interview each other about their 'play history.' Learners take data from the interview and shape it into a play history for the individual....
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Real Life Challenge
Ninth graders read and examine narratives, review chronologies, consider ideas, and analyze trends in order to understand the past and present. In this American History lesson, 9th graders examine cause and effect, review...
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The Meaning of Algebraic Expressions
Students define equations and expressions. In this algebra lesson, students review important vocabulary words to do with equations and solving problems. They simplify equations and expressions using addition, subtraction, multiplication...
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Mormon Era
Students learn the history of the Mormons and are able to explore items made during the Mormon era by creating their own by hand. In this Mormon Era lesson, students create covered wagons, can lanterns, candles and sourdough bread as...
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Equivalent Fractions
Students study the concept of equivalent fractions using naming concepts.
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Sandwiches
Young scholars are introduced to the problem by thinking of all the ways 2 of their classmates could share a peanut butter sandwich. In pairs, students work describing their ideas. They then keep a record of all the different ways they...
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Basic Sense
Fifth graders add fractions. After a class discussion on real life application of fractions, the teacher uses fractions strips to model adding fractions. In pairs, 5th graders model adding fractions by drawing diagrams. They justify...
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Mathematics Within: Shape, Space & Measurement
Students experiment and analyze triangulation to assess degrees of combined angles, predict polygons that tessellate as well as extending of shapes to create tessellations. They explore the concept of why some polygons tessellate when...
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But That's Not FAIR!
Third graders solve problems using fractions through hands-on activities and appropriate literature.
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Change & Conservation of City Landscape
Seventh graders participate in fieldwork by observing and photographing buildings.
Curated OER
Flip a Coin
Students are introduced to the concept of probability. In groups, they make a prediction about how many times a coin might show heads or tails when flipped. They carry out the experiment and record their results to compare it to their...
Curated OER
Individual Responsibility--Inaction Is Action
Young scholars view a video that explores the impact an individual can have on a community. They consider the consequences of acting or not acting on their own convictions and participate in a class discussion to share their observations.
Illustrative Mathematics
Illustrative Mathematics: Dividing by One Half
This task requires learners to recognize both "number of groups unknown" (part (a)) and "group size unknown" (part (d)) division problems in the context of a whole number divided by a unit fraction. It also addresses a common...
Illustrative Mathematics
Illustrative Mathematics: Mixed Numbers With Unlike Denominators
The purpose of this task is to help students realize there are different ways to add mixed numbers and is most appropriate for use in an instructional setting. The two primary ways one can expect students to add are converting the mixed...