Texas Instruments
Texas Instruments: Maximum Life Span of Animals Time Line
A time line showing the life spans of various animals.
Science Education Resource Center at Carleton College
Serc: Pond Insect Investigation
Insects are found in every habitat. Young scholars will learn about the life cycle of insects by exploring Minnesota ponds and the insects that live in them.
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.
Howard Hughes Medical Institute
Hhmi: Cool Science for Kids: Butterflies Come From?
Hands-on activity for investigating the life stages of a butterfly.
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.
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.
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.
Scholastic
Scholastic: Study Jams! Science: Animals: Animal Life Cycles
A slideshow and a short multiple-choice quiz on the topic of animal life cycles.
A-Z Animals
A Z Animals: Reference: Life Cycles
Find out some common characteristics of animal life cycles across different types of species.
Other
Reproduction in Plants and Animals
Reproduction in Plants and Animals. The ability to produce more organism similar to themselves is a very important characteristic of all living organisms. The process by which they do so is known as reproduction. [0:21]
Better Lesson
Better Lesson: Animal Life Cycles Introduction
Third graders will explain commonalities in animal life cycles as well and to compare life cycles of different animal groups.
PBS
Pbs Nova: Guess the Embryo
Every animal starts out as a single, fertilized cell. What happens then? Launch an interactive that showcases four similar-looking embryos. Can you guess what each one of them actually is? Watch them develop.
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...
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.
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...
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.
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.
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.
The Field Museum
Field Museum: Butterfly and Moth Life Cycle
Information on the stages of development of butterflies and moths accompanied by pictures for further enhancement.