NASA
Two Versions of Gravity: Newton and Einstein
We have all heard the debate about teaching both theories, but an innovative lesson takes the discussion to a new level. Scholars research and debate Newton's Law of Gravitation versus Einstein's General Theory of...
Space Awareness
History of the Universe
Your pupils may believe that you and their parents are the oldest things in the universe, but surprise! There are elements of the universe that are even older. Elementary scientists create a class timeline to demonstrate the...
Chicago Botanic Garden
Historical Climate Cycles
What better way to make predictions about future weather and climate patterns than with actual climate data from the past? Young climatologists analyze data from 400,000 to 10,000 years ago to determine if climate has changed over...
Chicago Botanic Garden
Historical Climate Cycles
Ice core samples give scientists access to climates of old—those from more than 800,000 years ago. Through an analysis of various temperature graphs from ice cores, tree rings, and weather stations, scholars compare historical climates...
Chicago Botanic Garden
Historical Climate Cycles
Scientists use ice core samples to obtain temperatures of the earth from 400,000 years ago! The third of five lessons instructs pupils to interpret historical climate data to see changes over time. In part I, participants interpret...
Population Connection
The Peopling of Our Planet
How many people live on the planet, anyway? The first resource in a six-part series covers the topic of the world population. Scholars work in groups to conduct research and make population posters after learning about the global...
National Wildlife Federation
Yesterday: Our Energy Needs Over Time
How has our relationship to energy changed over time? An engaging exploration challenges learners to create a timeline showing human energy needs and uses over time. Scholars review what timelines are, choose a 50-year period in history...
US Environmental Protection Agency
Tree Rings: Living Records of Climate
Open with a discussion on weather and climate and then explain how tree rings can provide scientists with information about the earth's past climate. Pupils analyze graphics of simulated tree rings from various US locations for the...
Chicago Botanic Garden
Impacts of Climate on Forest Succession
Part two in a series of four explores the effects of climate on succession or the changing of plant species in a forest. Groups review how to identify trees and then spend a day in the field collecting extensive data on trees to...
American Chemical Society
Isolation of Phytochrome
Why do soybean plants that are planted weeks apart in the spring mature simultaneously in the fall? Four independent activities cover the history of phytochrome research, scientist collaboration, the electromagnetic spectrum, and...
San Francisco Public Utilities Commission
Hetch Hetchy: The Story of San Francisco's Water
How did San Francisco supply enough water for its residents over the last two centuries? Learn about droughts and water conservation in California, as well as specific historical events that led to the water system today. Kids read...
Curated OER
Time Conceptualization
Students use this activity to establish a new mode of reference to the conceptualization of time. To present hominid evolution in terms of millions of years and endosymbiosis of eukaryotes in billions of years carries little meaning to...
NOAA
How Do We Know?: Make Additional Weather Sensors; Set Up a Home Weather Station
Viewers learn about three different weather measurement tools in installment five of the 10-part Discover Your Changing World series. They build weather vanes to collect data on wind speed, barometers to determine air pressure, and...
Energy for Keeps
The Energy Times
Extra! Extra! Read all about past and present energy use in a classroom-made historical newspaper. Useful as a cross-curricular assignment between science, history, and language arts, the project is sure to get young journalists...
NASA
Unsung Heroes of Science
Scholars research scientific heroes who haven't been given enough credit for their discoveries. While many are women, there are also men to whom credit is overdue.
Curated OER
Giants of the Century
Middle and high schoolers study significant people who shaped the 20th-century history and are introduced to database tools. Researchers use the Internet to research five 20th century history makers. They write a short biography of five...
Curated OER
Three States of Matter
Third graders investigate the three states of matter and the properties of materials as they undergo physical changes. They identify examples of each type of matter, role-play atoms in solids, liquids, and gases, and conduct an...
Curated OER
Historical Pollution in the Hudson: Part 2
Ninth graders practice how to format and enter data into an Excel spreadsheet, make a graph, and interpret graphed data. They recognize how the pollution in the Hudson River has changed over time, and explain the consequences of these...
Space Awareness
The Sun Compass of the Vikings
Evidence shows the Vikings likely navigated by using a simple sundial to find their course. Videos, a short story, and discussion help bring this time period to life as they study European history with a hands-on experiment. Scholars...
PBS
Lesson Plan: “Seeing the Way: A Brief History of Cataract Surgery”
After looking at the history of cataract surgery techniques, your high schoolers will have a new perspective on medical and scientific advances. Kids alternate between watching short video clips, class discussion, and computer research....
Curated OER
The Landscape of Luxembourg
Learners create a nature journal for an imaginary trip around Luxembourg, including a visit to the Mullerthal region. They identify animals and plants that live in Luxembourg and describe its landscape. In addition, they summarize and...
Space Awareness
The Climate in Numbers and Graphs
Weather versus climate: weather relates to short time periods while climate averages the weather of a period of many years. Scholars learn about average temperature and precipitation in various climate zones and then apply statistics...
National Wildlife Federation
I Speak for the Polar Bears!
Climate change and weather extremes impact every species, but this lesson focuses on how these changes effect polar bears. After learning about the animal, scholars create maps of snow-ice coverage and examine the yearly variability and...
Curated OER
Salt of the Earth: A Caddo Industry in Arkansas
Middle schoolers explore the history of the Caddo Salt Industry found in Arkansas. Along with learning about how salt deposits formed in Arkansas, learners study the process of salt production and how valuable salt is as a natural...