CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
CK-12 Foundation
Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
CK-12 Foundation
Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
CK-12 Foundation
Fractions as Percents: Baking Cookies
A five-question interactive challenges mathematicians to solve word problems involving fractions as percents. Baking two different types of cookies and needing the exact amount requires scholars to make fractions, turn them into...
CK-12 Foundation
Comparison of Unit Rates: Drive Away
Five questions make up an interactive that challenges mathematicians to compare unit rates. Word problems question scholars about two friends going on a road trip. Scholars manipulate two cars on a coordinate plane to help solve word...
CK-12 Foundation
Basic Visual Patterns: Train Cars
An interactive comprised of five questions challenges young scholars to complete a simple pattern. After examining a train with colored carts, learners arrange a green, blue, and yellow block into their corresponding space. Questions are...
CK-12 Foundation
Percent of Change: The Pizza Conundrum
Nine questions—multiple choice and fill in the blank—challenge mathematicians to solve money word problems. Looking closely at prices, scholars use a formula to identify percent increases and decreases based on an original and new price....
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
New York State Education Department
Global History and Geography Examination: January 2011
Using primary and secondary sources—including classics such as the Communist Manifesto—class members consider the effects of these ideas on the course of history. Another essay prompt explores geography and history, while multiple-choice...
New York State Education Department
US History and Government Examination: June 2011
Those who lived during the Great Depression could clearly draw a line between the roaring 1920s and the desolation of the following decade. Class members examine these two periods and compare them using an essay question prompt and...
New York State Education Department
US History and Government Examination: August 2010
Geography has played a complex role in America history. The Atlantic Ocean has served as a buffer to protect the United States from European Wars, but its proximity to Cuba, however, left it vulnerable to nuclear war during the Cuban...
California State University
Life in the Missions of California
Academics explore the topic of life in California Missions for Native Americas. Class members complete a research activity, respond to writing prompts, and engage in hands-on-activities to learn who lived in the missions and what life...
New York City Department of Education
Grade 2 Literacy in Social Studies: Where Is Home?
What makes a community? How communities differ? Young scholars research different types of communities, small rural towns, and large crowded cities. They respond to writing prompts, and write essays in groups to understand the wide...
New York City Department of Education
Grade 11 Literacy in Social Studies: Research Paper
The lesson guides young academics through the steps in producing a 10-page research paper on any topic in American history. Historians begin by formulating a thesis and gathering resources, then move on to creating an outline, and end...
New York State Education Department
Global History and Geography Examination: August 2011
The Mongols, Spanish, and Ottomans all rewrote history with their conquest and control of empires. Yet, each made its mark differently. Using a variety of secondary and primary sources, pupils consider the similarities and differences...
New York State Education Department
Global History and Geography Examination: June 2011
People in Ukraine, Rwanda, and Cambodia have all faced challenges to their human rights and even genocide. Using primary and secondary sources, scholars evaluate these challenges and the international community's role in them. The...
New York State Education Department
Global History and Geography Examination: August 2010
Three major faith traditions have shaped world history: Christianity, Islam, and Buddhism. Using secondary sources from textbooks, as well as primary source documents, such as Aztec legends, pupils explore the interplay of these...
New York State Education Department
Global History and Geography Examination: June 2010
Using a set of primary source documents, such as descriptions of climate phenomena and images of weather events, pupils consider how climate shapes history. A second essay prompt and multiple-choice questions with documents engage...
New York State Education Department
US History and Government Examination: August 2011
Using primary source documents, pupils consider how the United States' democratic story has evolved over time. A second essay question examines the role of geography in history, and multiple-choice questions sharpen test-taking skills.
New York State Education Department
US History and Government Examination: June 2010
Just how successful were the reform movements of the ninteenth and twentieth centuries? Using documents ranging from the writings of Mother Jones to the marriage vows of Lucy Stone, individuals consider the question in a scaffolded...
Smithsonian Institution
Latino Patriots
Pupils may not be familiar with Bernardo de Gálvez or Juan Seguín, but these Latinx patriots played important roles in American history. Using biographies of the Revolutionary War hero and Texan politician, historians consider how Latinx...
New York State Education Department
Global History and Geography Examination: January 2010
Agriculture was more revolutionary than some might think. Using a primary source set—including photos of artifacts from Mesopotamia and an amusing comic—learners consider the impacts of the neolithic, agricultural, and green revolutions....
New York State Education Department
US History and Government Examination: January 2011
The presidencies of John F. Kennedy, Richard Nixon, and Ronald Reagan were defined by the Cold War. Using primary source documents and scaffolded analysis questions, pupils explore the effect the Cold War had on these presidencies. A...
New York State Education Department
US History and Government Examination: January 2010
From the trade of the colonial era to the Clean Water Act, water has shaped American history. Class members unpack how water affected the American story using primary sources that span events including the Lewis and Clark expedition to...