Lesson Plan
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"Pennsylvania Watersheds, Many Ways to the Sea"

For Teachers 9th - 12th
Students trace a molecule of water through the water cycle including each of its three loops. They describe why evapotranspiration demands the largest portion of total precipitation falling on a forested watershed.
Lesson Plan
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Disappearing Water

For Teachers K - 2nd
Students observe the amount of water in an open container over time, and they observe the amount of water in a closed container over time. They compare and contrast the sets of observations over time.
Lesson Plan
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Plant Life Cycle

For Teachers 4th
Fourth graders explore the plant life cycle. They discuss the sequence of events in the life cycle of the plant and illustrate how the life cycle never ends. Students explore the importance of water, sunlight, and nutrients during the...
Worksheet
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Water

For Students 7th - 8th
In this water worksheet, students read an excerpt about the effects of pollution on the life cycle of a lake. Then they describe how lakes are affected by the pollution. Students also define why pollution has become such a problem for...
Interactive
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Life Cycle of the Frog

For Students 3rd - 6th
In this life cycle of a frog worksheet, students fill in the blanks to paragraphs about the life cycle of a frog using a word bank. Students fill in 13 blanks total.
Lesson Plan
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PLANT LIFE CYCLES

For Teachers K - 5th
Student learns about the life cycle of plants by watching a time-lapse video. This activity provides learners with further evidence that all living things grow and change as they progress through their life cycle.
Lesson Plan
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The Life Cycle of the Butterfly

For Teachers 2nd
Second graders study the life cycle of a butterfly by observing metamorphosis taking place in a butterfly pavilion. Students illustrate their understandings of the body parts of a caterpillar and butterfly, as well as the life cycle,...
Lesson Plan
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Water and Ice

For Teachers K - 2nd
Students explore water as it changes states of matter. In this physical property activity, students use observation, measurement, and communication skills to describe changes in water as it goes from a solid to a liquid and back again.
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The Life Cycle of a Butterfly

For Teachers K - 5th
Students complete lessons on a butterfly life cycle, moon phases, hot water, and shadows. In this science lesson plan, students complete activities where they read books, look at demonstrations, and complete experiments.
Lesson Plan
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What is the Rock Cycle?

For Teachers 2nd - 4th
Students investigate the rock cycle. In this geology lesson, students read about the rock cycle on a website and discuss the steps of the rock cycle. Students visit a rock cycle website to complete a quiz. This is the first introductory...
Lesson Plan
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Life Cycles

For Teachers 2nd
Using computers, Students work in small groups and progress through the roles of Explorer, Researcher, Designer, and Evaluator as they study the life cycle of plants, insects, butterflies and frogs.
Lesson Plan
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The Nitrogen Cycle

For Teachers 1st - 12th
Learners design and create a compost pile in order to study the Nitrogen Cycle. They then use the scientific method to determine if plants grow better when they add organic matter from their compost pile to the plant's soil.
Lesson Plan
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Soil Microbiology- Nitrogen cycle

For Teachers 10th - 12th
Students take a virtual trip to a Catfish Aquaculture Pond and analyze soil bacteria to determine how many nitrogen cycle bacteria are present. They graph the number of colonies present and use data to determine ammonium levels in the soil.
Worksheet
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All About the Human Life Cycle

For Students 3rd - 4th
In this life cycle worksheet, students read about the butterfly life cycle and draw pictures about it. Students draw 2 pictures and answer 2 short answer questions about the life cycle.
Lesson Plan
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Butterfly Life Cycle

For Teachers K
Students observe and identify the changes that occur in the life cycle of a butterfly. They view photos of each stage of the life cycle, create an art project of the butterfly cycle, and illustrate a book titled "The Life of a Butterfly."
Lesson Plan
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The Nitrogen Cycle

For Teachers 5th
Fifth graders investigate the nitrogen cycle and examine the concepts of decomposition and nitrification. Students participate in a class discussion about the creation of waste and ammonia compounds, then using nitrogen cycle cut-outs...
Lesson Plan
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Animal Life Cycles

For Teachers 3rd - 8th
Students participate in numerous activities to gather information about parts of the life cycle. In this life science lesson, the teacher choose from a number of activities to create or support an interdisciplinary unit about the life...
Worksheet
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Salmon Life Cycle Crossword Puzzle

For Students 6th - 8th
In this salmon life cycle ;crossword puzzle activity, students use the 20 clues to identify the correct words that will solve the crossword puzzle.
Worksheet
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Life Cycle of Frogs: Verbs

For Students 3rd - 5th
For this verbs practice worksheet, learners read about the life cycle of frogs in 18 sentences that are missing verbs and fill in the blank in each sentence with appropriate verbs.
Lesson Plan
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Chemistry And The Nitrogen Cycle

For Teachers 11th - 12th
Students investigate the factors that compose the nitrogen cycle. The harmful effects of acid rain and ozone depletion are also discussed in the lesson. Students define the nutrient that is often limiting to plant growth through...
Lesson Plan
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Water Under the Bridge

For Teachers 3rd - 12th
Learners consider how much water they use on daily basis by investigating and recording their own patterns of water use over two weeks, and discover ways to begin conserving water in their own homes. Culminating field trip to local creek...
Worksheet
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Water and the Earth

For Students 4th - 5th
In this water and Earth worksheet, students read a 2 page article on water and the Earth, name the clouds in 2 pictures and then list 4 sources of water in nature.
Worksheet
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Life Cycle of Trees

For Students 4th - 5th
For this Life Cycle of Trees instructional activity, students read one page about the life cycle of a trees. Students define 12 terms from the reading.
Lesson Plan
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Carbon Cycle Lesson

For Teachers 7th
Seventh graders learn how trees help nature recycle.  In this carbon cycle instructional activity, 7th graders view a picture of a giant redwood tree, complete a Think, Pair, Share activity, view and discuss a poster about how...

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