[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...

PetCoach offers a full description of hookworms, a common intestinal parasite often found in dogs and cats but with the ability to infect humans. Content explores the life cycle of hookworms, the signs and symptoms of a hookworm...

[Free Registration/Login may be required to access all resource tools.] The process of cell division in eukaryotic cells is carefully controlled. The cell cycle is the life cycle of a cell, with cell division at the end of the cycle....

Lots of information about the black carpenter ant. Learn about their physical characteristics, colonies, life cycle, food sources, and predators. A detailed chart listing many plants and animals permits exploration of their relationships...

Use this tutorial to enhance your understanding of how the human immunodeficiency virus invades healthy cells of the immune system. [3:15]

By exploring the body of a boy or girl, this interactive helps the learner discover how the body changes during puberty. Click the hotspots on the child to get more in-depth information, then click on the adult to see the results.

In this whiteboard lesson, students explore the stages of human life and draw comparisons with different animals. A variety of diagrams are provided to help communicate this concept.

[Free Registration/Login may be required to access all resource tools.] The first year after birth is called infancy. Infancy is a period when the baby grows very fast. During infancy, the baby doubles in length and triples in weight....

This resource provides a table with information on human physical, emotional, and social development from birth to age five.

In this activity, students investigate the life cycle of an engineered product and how the product impacts the environment. They analyze a product using a simple life cycle assessment that assigns fictional numerical values for different...

Learn about viruses of humans and other animals, the Baltimore classification system, and the HIV life cycle.

Provides a photograph and fact card about the Saola, a type of antelope. Discusses their classification, where they are found, physical characteristics, distribution and habitat, behavior and lifestyle, life cycle, diet, predators,...

Provides photographs and a fact card about the Serval, a type of cat. Discusses where they are found, physical characteristics and anatomy, distribution and habitat, behavior and lifestyle, life cycle, diet, predators, interesting facts,...

Students learn what insects are, how they live, how they find food, how they defend themselves, and how they affect humans. Organized into several articles accompanied by high-quality photos and video, this online exhibit provides...

A brief explanation of life cycle is provided along with pictoral respresentations of three different examples of life cycles (apple tree, butterfly and frog). The term metamorphosis is introduced and the resouce has an interactive...

Students further their understanding of the salmon life cycle and the human structures and actions that aid in the migration of fish around hydroelectric dams by playing an animated PowerPoint game involving a fish that must climb a fish...

Explore the human body's need for a normal cycle of dark and light and apply this to an understanding of biological clocks in other animals. Test the effect of light on the development of mealworm larvae into adults.

A brief analysis of several Swenson poems dealing with the human life cycle, particularly death. The critic calls her style, "both abstract and concrete."

Primates are a group of mammals that include apes, humans, monkeys, and prosimians. Primate characteristics and anatomy are explored, as well as life cycles, behavior and diet. Human impacts on other primate species have been...

The bald eagle is a predatory bird that lives in North America. This article discusses bald eagle hunting habits, habitat, life cycle, diet, anatomy and mating habits. The concept of the food chain is introduced and is used to explain...

Over 100 handouts with answer sheets you can print and use to help build English vocabulary. Numerous topics and themes are covered: everyday words, math terms, seasonal and holiday words, geographical terms, animals, opposites, parts of...

An introduction to our solar system: the planets, our Sun and our Moon. Students begin by learning the history and engineering of space travel. They make simple rockets to acquire a basic understanding Newton's third law of motion. They...