Learners discover that all paper is recycled the same way, and that some paper requires complex chemical treatments before it can be made into usable recycled paper. They see that we must choose what kinds of paper minimize environmental...

Fifth graders experiment to observe the changes created on a surface by mechanical action of water with varying amounts of mineral content and abrasive qualities. They write the predictions of their outcomes and describe all of their...

Learners examine Leopold's Land Ethic involving illegal river dumping. They consider the dilemmas of the case study and share their ideas for a solution using group discussion and individual answers.

Students examine how easy it is to break rock. They investigate weathering and erosion in a number of activities.

Student, use seismic readings of the same earthquake from three recording stations and locate the epicenter of an earthquake on a map.

Students participate in an exercise which demonstrates how sediments are deposited.

Students determine the differences between the crystallization of igneous and metamorphic rocks. They examine both liquid state and solid state crystallization.

Students study what mining is and the environmental of mining is. They examine what ore is, complete a mining exercise, and look at environmental law as it relates to mining.

Students participate in an exercise/experiment designed to show how environmental pollution can affect the quality of drinking water.

Fourth graders explore various methods of growing and harvesting rainforest foods in order to sustain its biodiversity. They discuss the various uses for trees from several viewpoints. Students research chocolate demand and land use...

Students study pictures of tropical rainforests and discuss its stratified character. Students then work with a partner to make a scale drawing of the rainforest strata.

Students discuss the topic of, "should fireworks be banned," and as a group respond to the comments posted by kids on the Newsround website. They work in groups to design a safety campaign that will educate students in the year below.

Middle schoolers describe the nests of three common birds. They build a specific type of bird nest, using the same materials a bird would use. Students build a nest platform to attract a nesting pair of osprey. They observe, record, and...

Students predict and hypothesize the reasons for wind movement. After viewing a video, they describe the effects of a high and low pressure system and what makes the wind blow. In groups, they construct instruments that measure air...

Students describe a spool of light colored thread that the teacher holds in his/her hands. They are asked what substances (cotton and wood) are present and what structures (thread and spool) are present. The teacher conclude that the...

Students practice decision making strategies by analyzing case studies. They apply decision making skills to three case studies related to genetics.

Students create models of chromosomes using clay, coins, beads, or marbles. They complete a worksheet regarding their crossover frequencies they created with their chromosomes and gene models. They read an essay on sex chromosomes and...

Students perform simple experiments to show properties of enzymes through studying how apple sauce can turn into apple juice and experimenting with papaya seeds. Students witness how enzymes speed up reactions through witnessing the...

Students explore and identify moon phases, watch teacher demonstration of different phases using globe and flashlight to represent moon and sun, and discuss reasons why there are moon phases.

Fifth graders brainstorm on whiteboard Web authorship and what they think they need to know about information on a website in order to judge its content. They research the solar system websites and present them to the class with their...

Students explore biozones and assess their differences. They discuss the areas they have explored, make journal entries. Emphasize active learning on the student's part: ask a question, don't just state a fact.

Students use graph paper to construct a graph and determine the slope of a straight line. They determine the weight (mass) of paper clips with a pan balance. Pupils weigh an unknown number of paper clips, and to interpret the graph to...

Students explore geysers. They identify the parts of the geyser and how it works. Students create a working model of a geyser. They write a brief summary about their geyser.

In this Leap Year reading comprehension worksheet, can learn about the various types of calendars (lunar, solar, etc.) and answer 7 multiple choice questions. Also included is a word search of key terms.