Prepare young scientists for the ins and outs of lab safety with a thorough list of symbols, icons, and rules about staying safe during experiments. Additionally, the resource provides several assessment pages for kids to reflect on what...

Can science put an end to the poaching of endangered species? Show your young forensic experts how biotechnology can help save wildlife through an exciting electrophoresis lab. Grouped pupils analyze shark DNA to determine if it came...

Milk does a body good ... unless, of course, someone is lactose intolerant. Pupils play the role of pharmaceutical scientists in a guided inquiry lab about lactase. Lab groups collaborate to learn more about lactose intolerance, how...

How did scientists determine the cause of illness before technology? Science scholars play the role of medical researcher in an engaging guided inquiry activity. Using observations, technical reading, and Punnett squares, learners...

The best learning environment is a safe learning environment. Remind young scientists about safety rules and regulations in the science lab, the classroom, and the field.

Sometimes science lab can be ... delicious! Middle school science scholars extract DNA from strawberries and other fruits in an engaging lab activity. The teacher's guide includes pacing, materials list, and worksheets with answer keys.

The microwave is a staple in many American households, but how exactly does it work? Approach this question from a scientific and practical standpoint, and discover cooking strategies, recipes, and methodologies for the standard...

Why is lactase important? Biology scholars explore enzyme function in a structured inquiry lab. The activity tasks lab groups with observing how temperature and pH affect enzyme activity, as well as determining which milk products...

How do scientists know they're right? Truth be told, they don't always know. Explore the scientific process using mystery tubes in an insightful activity. Young scientists discover how to approach and solve problems in science, how ideas...

Processed foods use inorganic compounds for flavoring and preservation. This take-home laboratory challenges scholars to find 20 different compounds identified on the labels of foods to list on their data collection sheet. The activity...

Tons of science safety rules and information are available here, arranged by category. Resources are available for students and teachers on maintaining safety during labs and other activities.

Tutorial shows proper procedure for handling a buret and using this piece of laboratory equipment to measure liquid volume. View accompanying video full-length [18:00] or in segments.

Learn what a repipet is and how it is used in this brief but informative site.

This site explains how a Spec. 20 spectrometer measures the amount of visible light absorbed by a colored solution. Requires QuickTime plug-in for some features.

This site explains how a digital spectrometer measures the amount of visible light absorbed by a colored solution.

The scanning spectrometer measures absorbance vs. wavelength for liquid samples. Directions on how to use this instrument are provided here.

What is a volumetric flask? What does it look like? How is it used? These questions are answered in this concise and informative site.

Find out the uses for Erlenmeyer flasks and beakers and graduated cylinders in this informative site.

Use this site to learn how analytical balances are used when you need a high degree of precision. Find out the proper use and care of this very sensitive instrument. Requires QuickTime plug-in for some features.

American inventor Lee De Forest was a pioneer of radio and motion pictures. He received more than 300 patents over the course of his lifetime, the most important of which was for a three-electrode vacuum tube, or triode, that he called...

Use this site to find out what a pH meter is and how to use it in this informative and concise site.

This site explains how a digital pH meter uses an electrode to measure the pH of a solution Find out how to use this instrument in this informative site.

A concise but informative explanation of what a pipet is and how to use a pipet bulb.

Use a top loading balance to weigh solid material when a precision of 0.1 is adequate. Find out how to operate this instrument in this concise site.