The need for a respiratory system in humans versus being reliant on gas exchange structures is demonstrated. There are many details about the advantages and disadvantages of each mechanism.  Students are able to learn about the...

Students interpret and name the vocabulary termed acted out by the mime. In this science/language arts/physical education lesson, students are given a set of vocabulary terms to discuss within their group. Next, students place all...

Third graders use the internet to research about an animal. After watching a demonstration, they follow the same steps to gain access to the internet as their teacher and find a picture of their animal to print. They complete a worksheet...

Learners of many ages discuss how all organisms rely on other organisms for their survival. They construct a food web and energy pyramids, and write an informative essay about the food web that they have designed.

Students study ponds and wetland ecosystems and examine the food chains and webs in them.  For this aquatic ecosystems lesson students answer questions about the diversity of the flora and fauna in a pond. 

This presentation begins with the many problems multicellular organisms which rely on diffusion encounter. There are many diagrams of mammalian organ structures, and they are labelled with their relevant functions. This an excellent...

Examine the structures of the kidney and then define the functions of the specialised structures.  Every will find this powerpoint engaging, many of the images will present facts such as osmolarity of interstitial fluid and the...

We all know someone who won't eat the banana with a brown spot, the grape with a dimple, and the apple with a bruise. Scholars use different fruits to explore what happens when fruits really start to decompose. They set up an experiment...

Biologists know of more than 2,300 living species of amphibians. Learn more about the four orders of amphibians with an interesting presentation. It explains the similarities and differences between the thousands of species of...

Eighth graders discuss the different types of ecosystem. In this earth science lesson, 8th graders explain the benefits and harm of fire. They research articles about bush fires or controlled burn instance and share it with the class.

Students research different biomes and find its climate and what plants and animals that can be found in them. For this biomes lesson students search the Internet for their information and fill out a biome chart. 

High schoolers study the pH scale and sources of acid precipitation.  In this acid rain lesson students complete a lab on acid rain then complete a handout.

Students observe the aquatic segmented worm, Lumbriculus varigatus and the life processes. They explore the processes of nutririon, transport, regulation, locomotion, and removal of wastes.

Students construct and observe a model of two different types of wetlands. In this wetlands lesson, students create a model of a wetland with constant drainage and a wetland that maintains a well-saturated soil. Students observe and...

Role play community members who are both for and against the construction of a dam. Research the pros and cons and then hold a classroom debate. This activity ideally follows a series of stream studies, links to which are included. Use...

Students gather mosquito eggs to record the mosquito life cycle using drawings, descriptions, and any other appropriate means. In small groups, they analyze and describe the process of complete metamorphosis. They classify mosquitoes...

Students consider the adaptation of life forms through natural selection to fill various niches and accommodate changing environmental conditions. They select an ecosystem and conduct research to provide as much detailed information as...

Students collect information about different biomes, and locate the biomes on a world map. They read a climograph and match them to the appropriate biomes.

Learners investigate various forms of aquatic life. They use four senses, touch, taste, smell, and observation to explore mollusks. Students cook and taste various types mollusks, such as mussels, scallops, and squid.

Students compare the differences between the different terrestrial and aquatic biomes. They discuss the characteristics of each biome. Students are asked what biome they live in. They are asked what is the biome located on land called?...

In this mollusks worksheet, students will review the characteristics of the three major classes of mollusks: gastropods, bivalves, and cephalopods. This worksheet has 17 matching, 6 short answer, 9 fill in the blank, and 4 true or false...

In this grammar and writing worksheet, students use the relative clause "that" to write definitions of words that describe animal behavior. They write definitions for words such as terrestrial, nocturnal, domesticated, and diurnal.

In this animal behaviors word puzzle instructional activity, students examine the 16 adjectives and names in the word bank and locate them in the word search puzzle.