Students experience a "hands-on" activity to get visual evidence of the physical nature of DNA and the process of DNA purification. They explore one method of chromosomal DNA isolation and DNA extraction.

Divide your chemistry or environmental science class into two groups. Each group tests water samples from a river for the concentration of phosphorus using a different method. With chemists, you can use this activity as they learn to use...

Students are introduced to colorimeter on two levels. They investigate how to physically manipulate the colorimeters. Secondly, the students start on a pathway of discovery to one of the most important principles in analytical chemistry:...

Students use the prelab as an introduction to the importance of DNA fingerprinting- a form of identification that us being accepted by both scientific and leagl experts. They prepare a gel for electrophoresis. DNA fragments, which have...

Here are the instructions for leading your advanced chemists though the process of measuring the nonvolatile components in a sample of paint. No student handout is provided, so you may want to create one based on the procedure explained....

Students work for a company that produces acetylaslicylic acid, aspirin. They have been assigned the task of determining if different packaging materials and/or environmental storage procedures can increase the shelf-life of the product.

Students design an experiment to evaluate the effects of various treatments on the nitrogen cycle in a freshwater aquarium. They are required to maintain a laboratory notebook of all work, measure the key analytes of the biosystem at...

Students use chromatography to separate plant pigments collected from a fictitious crime scene and suspects. They compare the Rf values of the plant pigments to determine whether the plant pigments found on any of the suspects match the...

Students work in groups of two or three, groups are given four unidentified bottled waters in unmarked containers and the chemical characteristics taken from the label on the bottled waters. They devise and carry out a plan to match the...

Consider how you can use a visual source, such as a painting, to learn about a historical time or event. Young learners discuss primary sources and how they differ from secondary sources, then analyze the painting Mother and Child by...

Students investigate the interdependence of agriculture and the environment. They research areas of interdependence and provide examples of situations where farmers are practicing conservation in the local area. Their findings are...

Clever! Use a clip from the 1997 film, Volcano, to get your chemistry class knee-deep in heat concepts related to lava. In the movie scene, lava flow is stopped in the nick of time. Your class must use calculations to determine if this...

Learners investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...

Requiring more than one class period, this resource takes earth science learners on a journey through a watershed. Using ArcGIS Explorer, an online geographic information system, they view maps of watersheds and surrounding landscapes....

The animated S2 Unit will use the adventures of a Super Hero and her sidekick to teach basic science and math concepts. Educators can use comic books, Saturday Morning Cartoons and the adventures of Super Heroes to teach a nine-week...

High schoolers work with pre-loaded images as well as with a digital camera to manipulate digital images. At the end of the lesson, they analyze and write about their work using complete sentences, correct grammar, and spelling. For a...

Sixth graders experience and practice real-world geography, science and math as they imagine planning out the ultimate road trip. They set goals and maintain a daily budget as they are given a set of rules as they plan their road trip...

How do barns serve as a window to a community's past? Here are a series of lessons on the symbolism and historical context of barns throughout American history. Topics include community-building, in-depth primary and secondary...

Young poets get inspiration and guidance for making word association poems with the Visual Thesaurus. Your class could complete this project with nothing more than a pencil and paper as well. A nice one-off for a substitute during your...

Students discover the true value of their senses. In this sight lesson, students discover the difficulty of life without sight by performing everyday activities without the help of their eyes. The students examine their results and the...

The second in a series of three lessons from Scholastic comparing and contrasting fiction and nonfiction, this activity requires learners to read, write, and compare two books independently. After briefly reviewing the features of...

First and second graders explore aspects of design. They discuss and design the ideal classroom building complete with window and door placement. Additionally, students observe and note features found in neighboring classrooms as...

Lovely pictures help to summarize the different characteristics of fungi in this PowerPoint which covers structure, function and the way that fungi get nutrients.  Symbiotic relationships are examined, and some commercial uses are...