Ecosystem, human body system, weather system. We hear the word system a lot, but what does it really mean? In the activity, pairs or groups of learners discuss how a bicycle is a system and then analyze objects in their classroom and...

Get your class to take a closer look at DNA. Pupils conduct research to determine the methods used by scientists to analyze the molecular structure of DNA. The class members investigate different types of molecular imaging along with gel...

Students examine how they use batteries, then read a news article about how cars are being designed to use batteries. In this current events lesson, the teacher introduces the article with a discussion and vocabulary activity, then...

Students share their knowledge of pumpkins, then read a news article about how hot weather and rain are affecting the pumpkin crop. In this agriculture and current events instructional activity, the teacher introduces the article with a...

Fifth graders inspect the basic functions of the immune system and determine how viruses and bacteria invade the immune system. They also explore what happens to the immune system in outer space.

Let's get a closer look at DNA and other molecular structures. The first activity in the series of four introduces a variety of imagining techniques that engineers and scientists use to visualize molecular structures. The resource...

Model hardness testing with a self-designed hardness test. Young scholars rate the hardness of different types of aspirin using the Vicker's Hardness scale. They then relate hardness to the solubility of each aspirin tablet.

Students study how Alzheimer's affects different parts of the brain, sketch a healthy neuron and its parts, and diagram brain changes during the early and late stages of Alzheimer's.

Learners supplement their study of genetics by collecting and analyzing information about their own and their classmates' characteristics and traits. Students create a database of traits and characteristics to compare and contrast.

Pupils study meiosis and the stages of mitosis.  In this meiosis lesson students divide into groups and complete an activity. 

Fifth graders use an analogy to the mail delivery system to study the workings of the human endocrine system. They discover the interrelationships between the human body systems while comparing them to engineering communicating with...

Students study the basic disease concept of alcoholism. The determine that alcoholism is progressive and explore the levels of progression. They name the three factors contributing to the cause of alcoholism and explain each one with...

Students study the heart and the circulatory system. They practice taking their pulse. They create a model of blood cells and squeeze tennis balls to demonstrate just how hard the heart muscle works.

In this muscles worksheet, students review the characteristics of the 3 types of muscles: smooth, skeletal, and cardiac. This worksheet has 7 matching and 4 short answer questions.

Imagine a pair of dragons that produce offspring. What percentage of the hatchlings have wings and large antlers? An engaging activity draws genetics learners in, introduces them to alleles, meiosis, phenotypes, genotypes, and...

Students become aware of the ways in which packaging is designed to attract kids. In a series of activites, students compare similar food products, assess nutritional value, and participate in field trip to see how packaging affects...

Learners examine the relationship between leukocyte adhesion and migration in response to chemoattractants. They discuss sterile techniques, observe a demonstration using mock cell culture, and develop a procedure for studying the...

Students role-play coyotes looking for natural resources.  In this natural resources instructional activity, students examine the relationship between animal life and the environment.  Students play a game that demonstrates how...

Pupils role play as a cell phone salesman who must solve trade issues. They examine how the International Monetary Fund gives assistance to countries with currency difficulties as they make decisions to solve their scenarios.

Fourth graders study current electricity while constructing a simple electric circuit. They build a galvanic cell to examine the concepts of voltage, current and resistance.

Learners use a digital atlas to explore the effects of water on landscapes. They view view pictures and complete worksheets to study the properties of water. Students study the water cycle and the chemical role it plays in living cells.

Third graders complete several activities in their quest to find out about the addition of fluoride to city water. First, they create a guide sheet to help organize notes. The next two steps involve taking notes through guided practice....

Students begin by using clay to model fertilization and early development of sea urchins and chordates. They move on to mixing live sea urchin sperm and ova together to observe, diagram and record events occurring in fertilization and...

Reviewing the key terms and ideas from a chapter about viruses and bacteria, this activity helps students to reinforce their knowledge about the makeup and life cycle of a virus. Students answer true/false questions, blanks from a word...