Students explain the history of banana cultivation in Costa Rica and explain the threats to the environment banana farming holds. They analyze banana-farming procedures and explore options to limit negative environmental impact.

High schoolers experiment with simple pendulums to determine the validity of an equation for all angles. Students discover the usefulnes and limitations of approximations in science. Using spreadhseets and a java applet, high schoolers...

Students use the internet to research how immigration patterns changed after 1880. Using this information, they create a pie chart to organize it effectively and discuss how immigration changed Europe and the United States. They also...

Students identify and interpret concepts about how the Earth was formed and convey some of these ideas in a painting. Students experiment with different types of paints and paint applicators to achieve a variety of visual textures....

Students discuss what they have heard about pollution. They explore the purposes and limitations of political boundaries and borders and identify some of the causes and effects of pollution.

Students examine the properties, limitations, and durability of a variety of materials, then evaluate which of the materials would be best for building a model house. If used in its entirety, this lesson could take several science class...

Students investigate the mystery of the "destructive force." They explore the concepts of natural phenomena. Students discuss the limited aspects of natural phenomena and the "whole truth" to generate new hypotheses that can be tested.

Pupils illustrate as many nouns and verbs as they can in a limited amount of time. Students review all the words that they came up with. They help each other figure out which ones were right and wrong. Pupils make a new list of nouns and...

Students search in groups of five for colored beads that have been scattered over the classroom. They will search for one of our energy resources represented by one color bead to determine that resources are limited.

Students examine the difference between a refundable tax credit and a nonrefundable tax credit. They explain how the nonrefundable child tax credit affects the tax liability. They apply the requirements to claim the child tax credit and...

Learners describe limitations of fresh water resources on ships at sea. They realize the value of fresh water on the ocean and around the world. Students gain a knowledge of the process and economic cost of desalinization.

Sixth graders compare the relative sizes of the five Great Lakes and their human populations. They describe some of the problems that arise when many people depend on a limited resoure. Students discuss how the Great Lakes and the...

Students determine that limited resources require choices. They study the basic concept of a budget and use addition, subtraction, multiplication, and division (with whole numbers, fractions, decimals and/or percents, mixed numbers) to...

Students evaluate "humanity" and conditions associated with it.  In this activity lesson students take on issues and construct their own limitations by defining the "human" condition. 

Students examine amphibian evolution by comparing fossils with a modern-day skeleton. They experience the scientific thought process of drawing conclusions from limited paleontological data. Student groups align the figures with the...

Students explore the success of members of racial and ethnic minorities in the business world through discussing a related New York Times article. They interview successful people in various professions who would be considered minority.

Pupils examine the issue of tribal sovereignty for Native Americans. Following a mock trial simulation based on the case of Johnson v. McIntosh, they write opinion papers based on the results of the Supreme Court decision in 1823.

Young scholars research and plan the routes and expenses associated in an "Odyssey" that they plan for themselves. They decide which countries they will visit and what they will see while they are there. They have a spending limit which...

Learners explain the continuum of history by studying the former slave ports including but not limited to, New Orleans, Charleston, and Richmond. They study each port's history, and investigate its culture today.

Students describe how microbial metabolism affect geochemical processes. They define and explain the function of siderophores. They describe two ways bacteria utilize iron and explain why iron availability may limit biological activity.

Pupils, in groups, have 2 hoops set up about 8-10 feet apart and across from each other. Each group tries to get as many darts to land inside the hoops as possible in the time limit.

Sixth graders brainstorm the reasons why people would want to leave their homeland to live in the United States. In groups, they research the political representation of the Board in New Haven, Connecticut. They also write a paper on...

Students investigate the history behind The New Deal through using primary source documents. This allows students to discover history with limited background knowledge. They answer questions and receive further clarification with the...

Student create a numerical model which integrates Schrodinger's equation in 1 dimension. They discuss the properties of the solutions which match the boundary conditions. Student discusss any limitations if there are any in there model.