Scholastic
Scholastic: Study Jams! Science: Animals: Animal Life Cycles
A slideshow and a short multiple-choice quiz on the topic of animal life cycles.
Texas Education Agency
Texas Gateway: Investigating and Comparing Life Cycles
Learn about plant and animal life cycles through this 5E structured module.
University of Illinois
University of Illinois Urbana Champaign: Embryology: The 21 Day Chick Lifecycle
Provides a look at the development of a chick during each day of the 21-day chick lifecycle. Gives detailed information about the major events that happen each day in the development. Contains many photographs of real chicks in...
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.
Utah STEM Foundation
Utah Stem Action Center: Life Cycles
All living things go through a life cycle that repeats over and over again. Watch a video, answer discussion questions, and make a fun craft out of household items.
Scholastic
Scholastic: Study Life Cycles With Butterflies
This site is a lesson plan for teachers. It is a lesson to study the life cycles of a butterfly. It explains how the students would find caterpillars and build a home for them.
Into the Outdoors
Into the Outdoors: Comparing Fish Life Cycles
A video exploring life cycles of different species living in the same ecosystem and the influence of the ecosystem on the animal's life. Students will learn about comparisons in the animals' sexual maturity age, quantity of eggs laid,...
Utah Education Network
Uen: Themepark: Cycles
This is a large collection of resources on cycles of nature and the Earth. There is a constant exchange of the elements between air, earth, water, plants, and animals. Most biological processes wind up back where they started. These...
New York Times
New York Times: Crossword Puzzle: Animals Life Cycle
The New York Times Learning Network has developed interactive & printable crossword puzzles. The theme of this puzzle is Animals: Life Cycle.
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.
PBS
Pbs Learning Media: Life Stages Cards: Frog, Butterfly, and Dragonfly
All animals develop and grow over time. The animals in this document undergo one of the most dramatic developmental processes known, metamorphosis. See if you can place the developmental stages in their proper order.
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.
CK-12 Foundation
Ck 12: Life Science: Plant Reproduction and Life Cycle
[Free Registration/Login may be required to access all resource tools.] The life cycle of a plant is very different from the life cycle of an animal. Humans are made entirely of diploid cells (cells with two sets of chromosomes). Our...
SMART Technologies
Smart: Life Cycle of a Frog
A slide depicting the different stages of frog development organized as a life cycle. It includes descriptions on pull tabs offscreen.
Science Museum of Minnesota
Thinking Fountain: Monarch Watch
An activity to help students learn about the life cycle of a butterfly. Information about metamorphosis and migration is also included.
Soft Schools
Soft Schools: Animal Quizzes
Links to science quizzes about animals and birds. Topics include animal classification, butterfly, beetle and frog life cycles, spiders, bats, birds of prey, owls, birds of the jungle, rainforest, cold climates and migration.
Chem4kids
Chem4 Kids: Cycles Around You
There are many cycles occurring in all of the Earth's organisms, including the Earth itself. This brief page highlights some of those cycles, making readers aware of how many cycles there are, big and small.
Sumanas
Sumanas Inc: Life: The Science of Biology: Life Cycle of a Moss
Studying mosses? Here is a great animation on the reproductive cycle of a moss.
Howard Hughes Medical Institute
Hhmi: Cool Science for Kids: Butterflies Come From?
Hands-on activity for investigating the life stages of a butterfly.
Alabama Learning Exchange
Alex: What Is Alive?
This lesson is the opening lesson for a unit of study entitled "Why Doesn't A Caterpillar Grow Up To Be An Oak Tree?" during which students take a look at life cycles of plants and animals. This lesson will encourage students to explore...
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Social Studies: Grade 3: A Log's Life
Third graders learn about the interdependence of animals and trees in nature and the cycles of growth and decay. Students also learn about the importance of preserving balance in nature and what happens when we upset that balance. While...
Encyclopedia of Earth
Encyclopedia of Earth: Entomology: Larva
Article on the types and function of larvae in the animal life cycle.
Other
Cocoon: Articles and Butterfly Life Cycle
A collection of cocoon and butterfly articles as well as stories, cartoons, coloring, and animations.
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