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.
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,...
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...
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...
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...
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...
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.
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.
A-Z Animals
A Z Animals: Reference: Life Cycles
Find out some common characteristics of animal life cycles across different types of species.
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.
Khan Academy
Khan Academy: Sexual Life Cycles
Tutorial takes a look at the three types of sexual life cycles used by different organisms: diploid-dominant, haploid-dominant, and alternation of generations.
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.
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.
University of Utah
University of Utah: Genetic Science Learning Center: Brine Shrimp Life Cycle
Discover the life of brine shrimp with this interactive resource.
Channel 4 Learning
Channel 4 Learning: Science Essentials: Life Cycles
Learn about the life cycles of plants and animals then demonstrate what you know with activities, a quiz, and related resources.
Other
Wake Forest University: Angiosperms Reproduction/life Cycle
This informative resource describes the advances that angiosperms possess over conifers. It also looks at the parts of a flower, how fruit develops and the life cycle of an angiosperm.
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.
Other
Coexploration/life Cycle of Coral
You can see a video clip of the coral life cycle. There are a lot of links to the left of the page.
CK-12 Foundation
Ck 12: Biology: Plant Life Cycles Study Guide
Understand the reproduction and life cycle of plants.
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: Salmon Life Cycle
Describes the six stages in the unique life cycle of the salmon.
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.
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