Howard Hughes Medical Institute
Hhmi: Biointeractive: The Virtual Neurophysiology Lab
Investigate the nervous system by looking at nerve cells in this virtual lab. This lab exercise allows students to experience a virtual dissection of a leech to use electronic equipment to explore the electrical activity of nerve cells....
Science Education Resource Center at Carleton College
Serc: Mn Step: Study of Student Precision Using Volumetric Glassware
This activity is an exercise in using various lab equipment for measuring the volume of a liquid. Data is recorded on a spreadsheet and analyzed to see which tool offers the greatest precision.
Dartmouth College
Dartmouth College: Chem Lab: Analytical Balance
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.
University of California
University of California Berkeley: Charging an Electroscope by Induction
From the U.C. Berkeley Physics Lecture Demonstrations website. A thorough description of an activity in which a charged metal plate is used to charge an electroscope by induction. Complete directions and a diagram of the equipment and...
Dartmouth College
Dartmouth College: Digital P H Meter
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.
Dartmouth College
Dartmouth College: Top Loading Balance
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.
CK-12 Foundation
Ck 12: Laboratories
[Free Registration/Login may be required to access all resource tools.] Students learn about science laboratories, the types of equipment that are used in them, and about safety guidelines in a laboratory.
National Health Museum
Access Excellence: Wolf Pack in a Bottle: Dna Simulation
This lesson plan can be used to illustrate the principle of electrophoresis without the equipment. Paper chromatography can be used to separate dye just like electrophoresis will separate DNA. The lab also covers DNA analysis for an...
TeachEngineering
Teach Engineering: Simple Coulter Counter
Students build and use a very basic Coulter electric sensing zone particle counter to count an unknown number of particles in a sample of "paint" to determine if enough particles per ml of paint exist to meet a quality standard. In a lab...