Howard Hughes Medical Institute
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
American Chemical Society
Changing the Density of an Object - Adding Material
In this sixth of seven activities revolving around the concept of density, physical science fans figure out if anything can be done to change the density of an object. Demonstrate by placing a can of regular and a can of diet soda into a...
American Chemical Society
The Periodic Table and Energy-Level Models
Teach your class to think of electrons as tiny packets of energy that travel in waves. Through a short video and diagram, participants see how electrons are located around the nucleus of an atom. They then get into groups and try to...
American Chemical Society
Neutralizing Acids and Bases
Most things naturally strive for balance, and acids and bases are no exception. Neutralization of acids and bases allows scholars to explore the color changes associated with the pH scale. After this exploration, pupils neutralize two...
Henry Ford Museum
Human Impact on Ecosystems
An environmenta science unit includes three lessons plus a cumulative project covering the ecosystem. Scholars follow the history of the Ford Rouge Factory from its construction on wetlands and how it destroyed the...
American Chemical Society
Protons, Neutrons, and Electrons
Atomic bombs harness the power in the nucleus of an atom, creating devastating power and damage. Classes review parts of an atom by charging a piece of plastic and holding it near their fingers, discussing what is happening and why....
Center for Technology in Teaching and Learning
MedMyst Mission 3: Nemesis at Neuropolis
Calling all science sleuths! A patient appears to have a disease eradicated years ago—how do you treat it? Scholars must research the illness, the possible causes, and find a cure before the disease spreads and wipes out the entire city....
Virginia Department of Education
A Crystal Lab
Young chemists grow ionic crystals, metallic crystals, and supersaturated crystals in three different lab experiments. Observing these under a microscope allows pupils to compare the various structures.
Core Knowledge Foundation
First Grade Skills Unit 5
Twenty-two lessons make up a unit that focuses on first-grade skills. Scholars examine spelling alternatives—their rules and patterns, practice tricky spelling and high-frequency words, explore plural nouns and sentences, read a...
Curated OER
Cave Formation Age Estimation
Students investigate growth rates of flowstone formations. They view a virtual field trip and discuss how flowstones form. They observe the cave fieldtrip and predict the growth rate for a cave formation. They graph growth rates and...
Curated OER
Oil and Natural Gas Formation
Students complete a narrative paper and a drawing depicting how the formation of oil and natural gas taken from the Earth's crust were once plants and animals millions of years ago. In this oil and natural gas lesson plan, students read,...
Curated OER
ESL-Question Formation
In this ESL question formation worksheet, learners read about subject and object questions, then read statement and write questions for words underlined and match pictures with words from text.
Polk Bros Foundation
I Can Analyze Cause and Effect
Examine cause and effect by asking pupils to fill out a basic graphic organizer. The template is for any story or event and provides a line for writing in the story or event title. Pupils write in two causes in the circles and the change...
Biology Junction
Seed Plants: Gymnosperms and Angiosperms
One of the reasons plants found success on land relates to seed development. Scholars learn about many different forms of seeds and how they changed over time. It describes the structure and function of many different types of seeds in...
Curated OER
Two Owl Eyes
First graders listen to the story, Olivia Counts, and demonstrate counting to ten. They make predictions, and recognize the day and night sky. They add page number 2 to their counting books.
Curated OER
Drawing Two
In this number 2 worksheet, students practice tracing the number 2 four times, writing the number 2 two times and drawing 2 wheels on the picture of a car.
Curated OER
Number Operations for Grade 1
In this number operations for grade 1 worksheet, 1st graders answer 15 multiple choice questions in a standardized test format about primary number operations.
Curated OER
Seven Wonders of the World
Students recognize "The Seven Wonders of the Ancient World." In this world history lesson plan, students research various architectures on the Internet and construct a PowerPoint presentation.
Curated OER
My Test Book: Comparing Numbers and Number Order
In this math skills worksheet, students solve 10 multiple choice math problems that require them to compare numbers and to put them in the correct order. Students may view the correct answers.
Curated OER
Ordered pairs and total number of items
In this ordered pairs and total number of items worksheet, students answer multiple choice questions about ordered pairs and number totals. Students complete 10 multiple choice questions.
Curated OER
Multiple Number Addition: Two-Digit; Four Numbers (A)
In this math worksheet, students solve 36 problems in which four 2 digit numbers are added in a column. There is regrouping in the problems, which are in vertical format.
Curated OER
One-Digit Addition and Subtraction No Regrouping (A)
In this math worksheet, students solve 81 problems in which one-digit numbers are added and subtracted. Problems are in a vertical format with addition and subtraction mixed in each row.
Curated OER
My Teeny Tiny Book (Counting to Ten in Different Languages)
For this counting to ten mini book, students cut out and color a book that shows the numbers from 1-10 and the words for the numbers. The languages in this book are: English, Spanish, French, Swedish, Japanese and Swahili. Pronunciation...
Curated OER
One digit addition problems
In this addition worksheet, students solve the one digit addition problems for the sums and missing addends. Students complete 10 multiple choice questions.
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