Chemists consider a situation in which an ethanol producer needs to determine how much to add to t-butanol to prevent freezing during transport. They work in the laboratory to obtain the freezing point depression constant for the...

Some of today's technologies are controversial, in vitro fertilization being one of them. Mature high school biology classes examine the technology involved in and dilemmas created by this procedure. They play different roles in an...

As a way to combine life and physical science, or simply as an investigation of plant transpiration, this activity is sure to inspire! Middle schoolers capture the moisture given off by plants that are placed in different conditions....

A link to a comprehensive macroinvertebrate guide gives you the information needed to prepare for this field study activity. Sample macroinvertebrates are collected from areas representing different environmental conditions. Junior...

Examine the environmental hazards associated with volcanoes with a three-part science lesson. In the pre-lab, first graders learn that gas, landslides, ash, and lava are all hazards that come from volcanoes. They then explore...

Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...

Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...

Just because we can't see it doesn't mean it isn't there! A growing concern for environmental scientists is toxic nanoparticles in our air and water. Young scholars conduct an experiment to demonstrate how these particles can cross our...

There is a scallop that relies on sight so much that it actually has more than 100 eyes! There are many species that rely heavily on one sense or another. An online interactive resource has youth read about several of these animals. The...

Students study apples. In this apple instructional activity, students read Apples by Gail Gibbons. Students discover the life cycle of apples and determine the many uses of apples. Students write a list of factual information on strips...

The 15th lesson in the series of 24 helps your classes understand the ppm (part per million) unit of measure. First, scholars experiment with food coloring to determine concentrations before applying their findings to calculate...

What happens when genes change? Junior genetic investigators examine the effects of mutation in the third unit of a four-part Biotechnology series. Individuals discover the types of mutations through a series of PowerPoints, then partner...

Middle school physicsl science explorers play a game using dominoes that you have photocopied onto cardstock. Through the game, they familiarize themselves with the conservation of energy and the transformatin from one form to another....

A wonderful lesson on the development and impact of mechanized farming! History or agriculture classes learn the historical background of the United States' food production by creating a pamphlet with information on the cause and...

Just like so many other birds, swans migrate during the cold winter months. Your class can gain a better understanding of migration and bird life as they act out some of the activities common to the tundra swan. They make a nest, sit on...

On September 26, 1991, four women and four men entered the scientific experiment, Biosphere 2; the doors were sealed for two years in order to study the interactions of a biosphere. In the activity, scholars explore biospheres by...

Since a field trip to the moon isn't possible, bring the moon to young astronomers! Participants use everyday materials to create models of the moon and represent the features on its surface. The materials serve as a tactile as well as a...

Explore the food chains that support Arctic ecosystems. A class discussion on interdependence and the different roles plants and animals play in ecosystems provides students with the knowledge to complete a worksheet asking them to...

Microbiology beginners feed different sweetening agents to yeast and measure carbon dioxide production to estimate energy contained in each. They set the trials up in zip-top plastic baggies and then measure gas volume by water...

Why settle for autumn leaves as classroom decorations when you could use autumn poetry? After taking a nature walk and collecting fall artifacts, including seed pods and fallen leaves, learners demonstrate the movement of the season with...

Using your senses, apprehend the effects of contaminants in water. With a global focus, young scientists conduct a safe experiment by tasting sugar and salt water with different dilutions. After reviewing threshold limits, learners write...

Family fun days are great for connecting home and school life, building strong parent/teacher relationships, and engaging young scholars in a fun and social way. Here are several activity ideas to help you and your class run your own...

Building off young chemists' knowledge of the states of matter, kinetic molecular theory is the focus of the unit. Eight days of lessons including multiple demonstrations, one lab experiment, directed instruction, and worksheets,...

Some fish contain proteins that act like antifreeze in order for them to live in the frigid waters of Antarctica! High schoolers determine how much antifreeze a fish needs to lower its body temp to -2.5 degrees. Teachers act as a...