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Salad Party
Students bring different plant parts in order to make one big salad. They observe each part and classify it.
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Arsenic and Human Health
Ninth graders concentrate on arsenic poisoning as an example of the connections among health, geography, and geology as they develop a persuasive presentation about the dangers of arsenic in the drinking water, targeting a specific...
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Animals Spiral Puzzle
In this animal puzzle worksheet, students use a set of 8 clues about animals to complete a spiral puzzle. A reference web site is included for additional activities. 
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Zoology Word Search Puzzle
In this science worksheet, middle schoolers look for the words that are related to the concept of zoology that  is reviewed in the sheet. They also acquire new vocabulary.
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Bears
Students complete a variety of bear-related activities. They sort and graph teddy bears, distinguish between real and non-real bears and research bear life cycles and habitats.
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Bacterium Cells
In this bacteria worksheet, students read several elements of bacterium cells, their diet, types, locations, reproduction, resting stages, effects of, and classification. Students also study a cross-section of bacterium cells.
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Vegetable Party
Students classify vegetables and eat them as a salad. In this multi-disciplinary science and health lesson, students bring various vegetables to school and classify them in several different ways. Then with parent helpers, the students...
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Intertidal Field Trip
Students explore an intertidal zone. In this science lesson, students travel to an intertidal zone. Students collect data and create species accumulation curves.
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Working for Water
Learners examine the ways that government works to help improve aquatic habitats. In this water habitats instructional activity students view a video and plan a school restoration project. 
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Blue Planet: Open Ocean
Young scholars research facts about animal species.  In this ocean lesson  students view a video, prepare illustrated cards and create a food-web display.  
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Animals and the Food Webs that Love Them
Students study the animals that Lewis and Clark would have encountered.  In this animals lesson students study the food web and how human populations have affected them. 
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Orchids and Evolution
Students study Charles Darwin's evolutionary theory and how he applied it to orchids.  In this evolution lesson students repeat Darwin's orchid pollination experiment.
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Explorations Through Time
For this earth history worksheet, learners visit a website and complete 15 fill in the blank and 8 short answer questions based on what they read. Topics include biodiversity, animal kingdoms, evolution, fossils, and extinction.
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The New Explorers: Environmental Swat Team
Students follow scientists into the dry forest of Bolivia as they track and record the different species of mammals, birds, insects and plants that would be lost if the forests disappear.
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Super Scientists Bingo
In this science worksheet, middle schoolers select twenty-five scientists from the list to fill in their bingo card. Then they match each of the scientists listed to their correct description strip.
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Survival Features
Third graders identify features of producers, herbivores and carnivores. They discuss the features that aid in survival for those animals. They organize animals into categories to complete the lesson.
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Super Scientists Code
In this science activity, students use the key code on the right to unscramble each of the scientists. They also match each of the scientists found to their correct description.
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Arabian Camel or Dromedary
In this camel worksheet, students study the diagram for an Arabian camel otherwise known as a dromedary. Students read the characteristics of the animal and may click on associated links to learn more.
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DNA the Easy Way (and "Gram Stain" Without the Mess)
Pupils visualize DNA from cells and explain the basis and importance of the Gram-stain reaction and to perform the KOH test equivalent.
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Earthworms
Fifth graders research the earthworm and write a one paragraph report on its anatomy and habitat.  They learn about worms and how to dissect them through Video Streaming and virtual dissections, along with actually dissect a worm as...
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Daisyworld: Interactive On-line PC and Mac
Learners use a JAVA interface to explore the Daisy World model to illustrate a mechanism through which - according to the Gaian hypothesis - biota might optimize their abiotic environment by means of negative feedback.
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Catch as Catch Can
Students investigate insects. In this insect analysis lesson, students catch insects using nets they make. They identify the insects they catch and create a chart to show the numbers and varieties. This lesson includes a vocabulary list...
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Native Plant Restoration Project
Learners distinguish between exotic and native plant species. They work in groups in the field to restore a natural habitat. A class map is created to reflect their work in the field.
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Bird Ecology Unit
Tenth graders conduct various activities utilizing the scientific method to formulate a hypothesis, conduct a controlled experiment, collect and analyze the data and communicate their results through a poster. They also identify...