This inclusive site, contains information on how to tell a male from a female Monarch butterfly, great pictures of the Monarch life cycle, and links to other butterfly sites.

Can you analyse the nutritional needs of a long-distance cyclist to help him plan his calorie intake? This activity provides a real-life context for handling data, converting units and proportional reasoning and is aimed at secondary...

This comprehensive study guide covers the main terms and concepts needed for a unit on the stages of life beginning at fertilization.

This site explains the stages a star goes through from a main sequence to death. This site includes a video.

Explore the different stages in the growth of a frog, explain why organisms produce large numbers of young and determine the survival rate of a population of tadpoles under controlled conditions.

In this lab experiment site, you will observe the complete metamorphosis of a Painted Lady Butterfly, identify the four stages of complete metamorphosis, and understand the difference between incomplete and complete metamorphosis.

Discussion of the conversion of light energy to chemical energy through the life-sustaining process of photosynthesis. Explores the reactions of photosynthesis, where they take place, and their ecological importance.

Frogland has fun and important information about frogs in the news, pet frogs, frogs in the wild, frog jokes, and more. Features include a section for teachers and parents.

This article by FOSS provides an in depth look at the larval stage of the Darkling Beetle, also known as the mealworm. This site describes Darkling beetle characteristics and how to care for them. Often these insects are used for...

BillyBear4Kids.com is a great butterfly resource with links to butterfly cut-outs, flashcards, bookmarks, crafts, online games, and more. Scroll down for reproducibles.

This page covers the life cycle, habitats and other details about mosquitos.

A three-page introduction to reproduction in amphibians can be found at this site. Read about the various methods of reproduction, and what happens after the eggs are laid. There is also a section that shows the growth/development stages...

A look at the stages of life Canadians go through, from birth to death, and the celebrations that happen along the way.

AmphibiaWeb, a site inspired by global amphibian declines, is an online system that allows free access to information on amphibian biology and conservation. This site is filled with amphibian facts, a glossary of terms, species numbers,...

Find out how to make a cover board for Amphibians' dual life-cycle of aquatic and terrestrial stages.

Students will identify different breeds of chickens, examine physical characteristics, and determine the stages of a chicken's life cycle.

This amphibian embryology tutorial takes an in depth look at the question "Why study amphibians?". Through this tutorial students will develop a better understanding of vertebrate development.

This resource offers extensive information about amphibians. Visitors can click on the listed amphibians for further information.

Witnessing changes that take place on your body can sometimes be a confusing experience. Are the changes normal? Are you changing in ways unlike anyone else? This site may help to relieve some worries that an adolescent may be pondering....

Expand your knowledge of meal worms and beetles with these interactive worksheets and games.

The Monarch butterfly is widely studied by students when they learn about insect life cycles. Basic information about the Monarch and threats to its survival are described here. There are also pictures showing the Monarch in various...

Two lesson plans are found in this site. Lesson Plan 1 is geared to grades 6-9. In this plan, student's will be able to list the different stages of the blow fly's life cycle and understand how the life cycle and ADH (accumulated degree...

Site from NASA contains a collection of 91 questions pertaining to the Earth's atmosphere, magnetic field, ionosphere, rotation and origin of life.