In this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.

A video and laboratory investigation are highlights to this lesson on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of carbon dioxide...

Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.

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 use forensic science to positively identify any suspected drugs submitted to the laboratory. They determine the identity of the drugs found in the bodies of drug-overdose victims. Students use TLC to identify the active...

Students work with whole plant material and are not required to measure small quantities, yet they can see evidence of transformed plant cells (plant cells that have genes from bacterial plasmids). This is a laboratory suitable for...

Through scientific inquiry, middle schoolers discover how to arrange solar cells in order to produce electricity. This activity is intended to prepare learners to be able to design and construct solar cars. As with other resources...

In this chemistry worksheet, students focus upon the concepts of mean and standard deviation and how it is used in the laboratory to interpret data.

In this chemistry worksheet, students examine the concepts of mole and molarity in order to apply in the laboratory setting. The sheet includes in depth background information.

For this chemistry worksheet, students examine the salt bridge in order to apply in the laboratory setting. The sheet includes in depth background information.

Glassware everywhere! How do you help scholars learn to identify the different types of laboratory glassware? Introduce them to some of the main tools of the trade through interactive puzzles. Users match and manipulate items based on...

There's more to light than ROYGBIV! An enlightening laboratory investigation has learners explore the world of infrared light. When they use goggles that take away visible light, they experience how things look with only infrared light.

Here is a different approach: emerging epidemiologists first go home to interview family on the topic of infectious disease. Then they come to class and view a video and PowerPoint that explore how climate change may increase the...

What is the universal breakfast? The resource includes two activities, the first one observing oatmeal to understand the texture of the universe. Then, scholars measure raisin bread dough before and after it rises to represent the...

Earth, life, and physical science classes can all benefit from understanding heat transfer. There is not room enough to describe these seven exceptional laboratory experiments that explore conduction, convetcion, and radiation. Several...

Middle-schoolers still enjoy playing with bubbles! In this series of eight laboratory activities, science learners explore convex and concave surfaces, angles, gas laws, buoyancy, density and more! 

Young scientists discuss the results of carelessness during experimentation and the temptation to misrepresent findings. These activities are intended to develop the ability to identify scientific error, misconduct, and fraud. Use this...

Environmental science classes read articles about two different scientific studies. One is about the effects of contraceptive chemicals on fertility, and the other is about how a pesticide may be reducing bone density in exposed...

Bring some energy to your physical science curriculum with this engaging Bill Nye the Science Guy instructional activity. Based on his Renewable Energy video, students explore the concepts of potential and kinetic energy and learn how...

Future energy engineers visit several stations, each one dedicated to a different alternative source of energy. They describe how solar energy is converted into other forms of energy, the patterns of distribution of energy resources in...

After reading "Aquatic Alchemy," an article about recapturing water for reuse when in space, your class will use calcium hydroxide or hydrated lime to purify cloudy water. Geared toward high school chemistry or environmental science...

Amazing high-quality satellite imagery, photos, informational graphs, and detailed diagrams comprise this presentation on the movement of estuaries and the continental shelf. Data used as an example is from The Chesapeake Bay and because...

Study everything about plants! The 12-part series of lessons continues with an examination of many aspects of plants. Components of the laboratory activity address the growth and structure of plants by evaluating familiar plants. The...

Learners won't have to squirm when asked the facts after completing an intriguing lab investigation! Hook young scholars on science by challenging them to verify Hooke's Law using a gummy worm. Measuring the length of the worm as they...