EngageNY
Existence and Uniqueness of Square Roots and Cube Roots
Teach cube roots by building on an understanding of square roots. The third installment of a 25-part series asks learners to solve simple quadratic and cubic equations using roots. Scholars compare square roots and cube roots throughout...
Curated OER
Condensing Section 4.1
In this differential equations worksheet, students solve three sets of questions. The first section is titled "Existence and Uniqueness." The second section is titled "Linear Independence and Dependence," and the third section is about...
Mathematics Vision Project
Module 6: Congruence, Construction, and Proof
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
American Museum of Natural History
Fascinating Fish
A fish is not just a fish. So many fish in remote places have unique characteristics. Take a trip with an ichthyologist to the Congo River to discover the species of one of the most diverse fish populations in the world. The online...
Biology Junction
Plant Structure and Function: Roots, Stems, and Leaves
Scientists found fossils of plants more than 420 million years old—but plants existed for up to 100 million years prior to these fossils. Learn about the importance of plants to the entire planet. Viewing a presentation helps scholars...
Illustrative Mathematics
Right Triangles Inscribed in Circles II
So many times the characteristics of triangles are presented as a vocabulary-type of activity, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Polar Trec
Calorimetry Lab
Young people between the ages of 11–13 need on average about 2,000 calories per day. Within the lab, groups learn about calorimetry and respiration. They explore how it pertains to humans and animals living the Arctic where cold...
K12 Reader
Write a Noun for the Adjectives
Adjectives can't exist without something to describe! Young writers find nouns to match ten short adjectives in a straightforward grammar worksheet.
University of North Carolina
Blogs
The blogosphere may be overwhelmed with content, but there's still room for unique points of view. Creating a blog that stands out, however, is the bigger challenge. A handout on blogs, part of a series of handouts on specific writing...
Global Oneness Project
Citizen Photojournalism
Matt Black's photo essay, "The Geography of Poverty" provides a shocking reminder of the poverty that exists in the United States. The resource not only focuses attention on poverty but also conditions that have given rise to situation...
Curated OER
Alien Outlook
Students discuss the characteristics that make animals and or people unique. They discuss what characteristics could they combine to make a truly unusual creature, such as an alien or fantasy animal. Students choose at least one point of...
Curated OER
A Fairy Tale By Any Other Name
Many classic tales, like "Cinderella," can be found worldwide. Bacis events are similar, but each retelling is molded by the culture in which it exists. Present your class with several version of tale (links provided) and have them...
NOAA
Individual Species in the Deep Sea
A tube worm's outer covering is made of chitin, the same material that makes up the shells of lobsters and crabs. Scholars create tube worms and analyze and discuss the longevity of organisms living near cold seeps. They then discuss and...
Google
Probability Project: Design Your Own Game
Designing a game is the focus of this probability lesson. Groups develop and build a unique game, including directions for how to play, a calculation of the expected value of winning, and a personal reflection. The plan provides a rubric...
American Museum of Natural History
What do You Know About Life on Earth?
Humans have only inhabited the earth for a fraction of the time that life has existed. Young scientists explore the facts about the emergence of life on Earth with an interactive resource. While highlighting different types of life, the...
Teach Engineering
The Amazing Aerogel
Introducing ... the aerogel. The first of a two-installment series teaches young engineers about the properties and uses of aerogels. A PowerPoint presentation provides information about this unique material to help solidify the concept.
American Museum of Natural History
What's the Big Deal About Water?
It may seem simple, but water is one of the most unique substances on Earth. An interactive online lesson describes its properties and importance in so many different situations. Learners interact with the lesson to learn the role water...
Curated OER
The Pythagorean Puzzle
An engaging hands-on activity is presented. Learners of all ages are addressed in thie unique plan. K-5 learners identify, name, and define a rectangle, square, triangle, and the concept of area. Older learners prove the Pythagorean...
Curated OER
What's In A Name? Non-British Surnames
Students investigate the origins of Non-British surnames that exist in modern America. They examine the meanings of these surnames.
K12 Reader
Habitat Destruction
What happens when an animal becomes endangered or extinct? Explore the ways that human influence throughout the environment has threatened the existence of other species with a reading passage. After reading the paragraphs, kids answer...
Curated OER
Do Two Points Always Determine an Exponential Function?
Algebra learners explore, analyze and build an exponential equation given its form and a specific point that exists on the function in this task. The last question asks learners to apply their ideas to an exponential equation given two...
National Institute of Open Schooling
Nomenclature and General Principles
Carbon, the base for all organic compounds, exists in nature in its purest form as graphite or diamonds. The 25th lesson in a series of 36 teaches pupils the nomenclature of organic compounds. Learners read about how to use the IUPAC...
Columbus City Schools
What is Up Th-air? — Atmosphere
Air, air, everywhere, but what's in it, and what makes Earth's air so unique and special? Journey through the layers above us to uncover our atmosphere's composition and how it works to make life possible below. Pupils conduct research...
Cold Spring Harbor Laboratory
Chromosomes Carry Genes
Some traits only exist in males and some only in females. Pupils learn how the location of genes on sex chromosomes determines them using an interactive lesson. An animation illustrates how scientists know this to be true and shows how...