Mathed Up!
Area of Sector and Length of Arcs
Viewers learn how to apply proportional reasoning to find area of sectors and arc lengths with a video that starts off explaining how to find the areas of circle sectors and the lengths of arcs. Scholars then practice solving problems...
PACER Center
Bullying 101: Guide for Middle and High School Students
Being a bystander can often cause as much harm as a bully causes. Junior high class members learn more about their role in a bullying situation with a presentation that defines the types of bullying, lists ways to deescalate a...
CK-12 Foundation
Exponential Terms Raised to an Exponent: Exponential Sliders
Discover the pattern of exponents through an interactive lesson. Young mathematicians manipulate sliders and watch the result as they change the base or exponents in an expression. The tutorial shows them the simplified expression and...
CK-12 Foundation
Radical Equations: Geometric Visual of a Square Root
How can you draw a number? A set of questions takes learners through the reasoning for why a geometric construction can be drawn to represent the square root of a number. An interactive helps visualize the construction.
Illustrative Mathematics
Daisies in Vases
Have your first graders master word problems with an activity that prompts them to find as many combinations for daisies in vases, with the most in the large vase and the least in the small vase. Pupils must also explain their...
CK-12 Foundation
Multi-Step Equations
It's important to know why each step in solving an equation works. Scholars order the steps and reasons when solving a multi-step equation. Solutions require using the distributive property, combining like terms, and using properties of...
PBS
Why Do We Have Seasons?
Explore the reason for the seasons! An interactive lesson allows learners to explore the earth's rotation from the viewpoint of four cities at different latitudes. It provides descriptive information at eight points during the orbit...
Penguin Books
A Teacher's Guide to Sue Monk Kidd's: The Secret Life of Bees
A 12-page teacher's guide to Sue Monk Kidd's The Secret Life of Bees provides the discussion questions and activities that lead readers to understand not only Lily's fears, but her reasons behind them.
CK-12 Foundation
Infinite Limit Type: Asymptotes and End Behavior Question
There are an infinite number of reasons to use the resource. Scholars drag vertical and horizontal lines to the graph of a rational function to identify all asymptotes. They investigate the connection between asymptotes and limits to...
CK-12 Foundation
Zeroes and Intercepts of Polynomials: Function Intercepts
There is zero reason not to use the resource. Given a graph with a polynomial function and a linear function, scholars move the line in an interactive. To wrap up the lesson, they note how zeros and intersection points change.
CK-12 Foundation
Solving Logarithmic Equations
Pupils follow a chain of reasoning in deconstructing a logarithmic equation step by step. Using their knowledge of logarithms, learners compare the solutions of logarithmic equations when the bases are changed.
National Nanotechnology Infrastructure Network
The Micro and Macro World Around Us
Don't let your eyes play tricks on you ... use scale to keep your eyes in check! Young scholars observe images without scale and try to identify the structure. Then, they look at the same image with a scale bar and assess whether their...
Kenan Fellows
Reaction Stoichiometry—How Can We Make Chalk?
What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third lesson of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about...
Constitutional Rights Foundation
The War of 1812: America’s First Declared War
Free Trade and Sailor's Rights! Pupils dive into America's first declared war, the War of 1812. They analyze the presidencies of Jefferson and Madison through diary entries and historical reasoning. To conclude the lesson, they use their...
Constitutional Rights Foundation
Rachel Carson and the Modern Environmental Movement
Scholars analyze the environmental movement started in the 1960s. Through excerpts from Rachel Carson's books as well as diary entries, they take a look at the reason for the modern movement to save the planet and then create final...
NET Foundation for Television
1850-1874 Homestead Act Signed: Who were the Settlers?
Life in the great, wide-open spaces of the West! Scholars analyze the reasons behind the vast movement to the Great Plains after the passing of the Kansas-Nebraska Act and the Homestead Act. Using photographic, document, map, video, and...
Louisiana Department of Education
Essential Elements Cards
Use essential elements cards to help lesson plan! Each card contains an informational text common core standard for grade levels six through eight and suggestions for activities and supports. Cards address skills such as citing textual...
Wuthering Heights
Wuthering Heights
Finally, a reason to use those digital devices in class! Many readers appreciate the convenience of accessing reading material on digital devices. A convenient eBook contains the entire text of Emily Bronte's Wuthering Heights in digital...
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...
Reed Novel Studies
The Boy in the Striped Pajamas Film Study
According to John Betjeman, "Childhood is measured out by sounds and smells and sights, before the dark hour of reason grows." With The Boy in the Striped Pajamas film study, scholars work in small groups to discuss the quote and other...
University of Minnesota
Making an Immigrant Story
Budding historians research the trip immigrants to the United States take and the reasons behind their willingness to start over in a new place. Groups create their own video lessons outlining the story of human migration from departure...
PBS
KidVid: Equivalent Ratios
There's no equivalent to this interactive. To learn about equivalent ratios, scholars first watch a video of a pupil trying to find an equivalent ratio. They consider whether the pupil is correct and explain their reasoning. Then, they...
Council for Economic Education
Out of Africa: Why Early Humans Settled around the World
Why would someone want to leave home? The age-old question is at the center of a thought-provoking activity. Scholars consider why humans move around the world both during pre-historical times and today using a PowerPoint, reading on...
Council for Economic Education
The Economic System of Medieval Europe
How are economics and politics intertwined? Societies in the Medieval period used feudalism for both economic and military reasons. The arrangement provided safety and met other needs. Using the included simulation, individuals...
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