This is a collection of Grade-Leveled texts (3-12) to address the question, "How has America changed over time? Select a grade level and a collection of on grade-level reading passages on the topic comes up. [Free account registration...

This resource offers a large collection of games, puzzles, activities, and information pages on the topic of climate change.

The signs of global climate change are becoming more and more evident. The EPA provides an excellent guide for students that acquaints them with the basic causes, effects on people and the environment, and solutions that they can engage...

This activity allows students to use water surface temperature, bathymetric data, and weather data to look at trends in the water temperature of the Great Lakes.

This lesson focuses on ways to reduce air pollution from power stations and from automobiles. It provides a link to an assessment.

This Kindergarten unit introduces students to the concept of change over time by examining the historic counterparts of objects in children's daily lives, e.g., toys, food, cars, music, telephones, and toothbrushes. This develops an...

An inquiry-based science unit for middle school students centered on how human activities affect environmental changes related to land use. The lessons integrate technology and lab activities while teaching about today's land use and how...

An investigation that is part of a series of lab lessons that expose students to Earth Systems through research, data, and visualizations. In this lab, students will observe how the Earth has changed over time to understand the Earth as...

[Free Registration/Login may be required to access all resource tools.] Create line graphs to display how data changes over time.

A lesson unit where students analyze long-term weather data for Phoenix to look for changes that have occurred over time. They look at factors that would cause climate warming, including greenhouse gases and other phenomena. They then...

Students match a word story to the correct set of graphs involving temperature change over time.

A field lab for biology that focuses students on the study of nature and its changes over time. Students are asked to observe and acquire knowledge of trees and the interdependence that a tree shares with other organisms.

The digital slideshow provides students with the opportunity to observe and use evidence from their observations to predict and record how the Moon appears to follow a regular pattern of change over time. Teaching tips and background...

Interactive animation illustrates how Charles Darwin used his study of finch beaks to explain evolution. A phylogenetic tree diagram shows how the birds' color and beak shape changed over generations.

After learning about the climates of different ecological regions of the United States, students investigate the impact of climate change on plants that live in those regions. By looking at changes over time, they can better understand...

Observe how the Moon appears to change in the sky over time in this GBH lesson plan. Learners will observe and use evidence from media to describe and record how the Moon appears to change. The media in this lesson plan includes a...

This site has a lesson about the ranching industry, creation of California towns and the changes over time. Contains information, inquiry question, historical context, maps, readings, and images.

From pagan rituals to costumes and candy corn, discover how Halloween and its associated traditions has evolved through the ages.

An interactive timeline describing in both pictures and words the rhinoceroses from 50 million years ago to today. Learn how loss of habitat, poaching, and captivity has changed the rhino population over time.

[Free Registration/Login Required] This short literary text passage is about how telephones have changed over the years. This passage is intended for guided practice and is designed to reinforce essential reading comprehension skills...

3rd grade students in Rochester, New York, created this historical/environmental guide to the City of Rochester as part of a learning expedition on local history. The guiding questions were: How did Rochester become the Flower City? How...

Dealing with divorce means ultimately accepting new changes that will affect almost all aspects of a child's life. Coping with these changes can be easier if the child understands how to deal with their emotions of frustration,...

Given a function that models an exponential situation, find the time interval over which the quantity changes by a given factor. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...

"Prairie Changes" is a one page, nonfiction passage about the changes in the prairie over time and the effect it has on plants, animals, and habitats. It is followed by an open-ended question which requires students to provide evidence...