It's About Time
The Nitrogen and Phosphorous Cycles
How do we affect the ecosystem, and what can we do to preserve it? Pupils explore chemicals that promote and inhibit plant growth, then discuss the importance of nitrogen and phosphorus to the survival of organisms and describe how...
National Wildlife Federation
Penguin Fun Facts
What's black and white and can dive up to 1,800 feet under water? That's right, penguins! Learn this and many other amazing facts about these unique birds with this handy reference sheet.
Curated OER
Participant-Observer Guidelines Handout
Take your collaborative group work to a higher level with this informative handout about the nature, aims, and tasks of participant-observers. Teaching middle and high schoolers how to improve group process advances collaboration skills...
Cornell University
Insect IPM
Find out the characteristics that makes a bug an insect with a workbook designed to inform scholars about the crawly creatures that live around us. Scholars complete an ant-themed word search, answer questions using a solution key,...
Wilderness Classroom
Pollution
Educate scholars on pollution—air, water, and land—with a series of lessons that begin with a thorough explanation of each type. Learners then take part in three activities to reinforce the importance of reducing pollution. They...
International Technology Education Association
Telescope as Time Machine
This resource provides an explanation of NASA's GALEX mission and how the space-based telescope can view distant galaxies as they were billions of years ago. The resource also discusses the other aspects of galaxies that GALEX...
WindWise Education
How Does Energy Affect Wildlife?
Is wildlife affected the same way by different electricity generation methods? Teams work together to research four electricity generation sources and their impacts on wildlife. The teams create a summary report and share their...
Other
All About Frogs: Life Cycle of a Frog
Understand the reproduction and life cycle of a frog from mating through spawn, eggs, tadpoles, and growing legs to the final frog. Nice details.
Earth Life
Earth Life/life Cycles of Insects
A vey in-depth look at the life cycle of insects. You will learn about the metamorphisis and reproduction of insects.
Other
American Mosquito Control Association: Mosquito Life Cycle
Learn about the life cycle of mosquitos, from the egg to adulthood, including the environment necessary for each stage.
University of Michigan
University of Michigan Periodical Cicada
A great review of these interesting insects, many of which are on a 13 or 17 year cycle of life. Great pictures and information.
BiologyWise
Biology Wise: Life Cycle of an Amoeba
The amoeba is a unicellular protozoan organism that has existed since prehistoric times. Its physical characteristics, life cycle, and metabolic activities are described in this resource.
The Franklin Institute
The Franklin Institute Online: The Circle of Life
The Franklin Institute explores how "each family of living things has its own life cycle." Links to many resources are woven together with narrative at this site.
Mocomi & Anibrain Digital Technologies
Mocomi: Life Cycle of a Mosquito
Gives a basic explanation of the life cycle of a mosquito along with some facts about this insect.
Mocomi & Anibrain Digital Technologies
Mocomi: Life Cycle of a Butterfly
Gives a basic explanation of the four stages in the life cycle of a butterfly.
BiologyWise
Biology Wise: Life Cycle of Conifers
Describes the difference between gymnosperms and angiosperms and how a conifer protects its seeds inside cones. Discusses the reproductive features of conifers, the physical characteristics of male and female cones, and the reproductive...
University of Illinois
University of Illinois Extension: Great Plant Escape: What Is the Life Cycle of a Plant?
In this interactive lesson, students learn about categories of plants, plant parts, life cycle, what plants need to grow, and edible plant parts.
Khan Academy
Khan Academy: Phases of the Cell Cycle
Article explores the life cycle of a cell and delves into the phases of the cell cycle.
BiologyWise
Biology Wise: Lifecycle of a Plant
Describes the life cycle of a plant as it develops from a seed into a seedling, grows into a mature plant, develops flower buds, goes through pollination and double fertilization, and produces seeds.
BiologyWise
Biology Wise: Life Cycle of Angiosperms
Describes the characteristics of angiosperms, or flowering plants, the parts of the flower involved in reproduction, pollination, fertilization, and the production of fruit and seeds.
CK-12 Foundation
Ck 12: Biology: Plant Life Cycles Study Guide
Understand the reproduction and life cycle of plants.
CK-12 Foundation
Ck 12: Earth Science: Life Cycle and Classification of Stars Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about types of stars and he life cycle of a star. Includes a few questions to check for understanding.
NASA
Nasa: Earth Observatory: The Carbon Cycle
Learn about the element carbon and its importance on the Earth's atmosphere and sustainability of life on the planet. Additionally, understand the role the carbon cycle plays in global climate change over time.
University of Illinois
University of Illinois Urbana Champaign: The Hydrologic Cycle
Water is the source of life on earth. It exists in many forms and is constantly changing. The circulation and conservation of earth's water is called the hydrologic (or water) cycle. Find out how water evaporates, condensates,...
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