ERIC Number: EJ1033281
Record Type: Journal
Publication Date: 2014-Jul
Pages: 3
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-0021-9584
EISSN: N/A
A Simple, Small-Scale Lego Colorimeter with a Light-Emitting Diode (LED) Used as Detector
Asheim, Jonas; Kvittingen, Eivind V.; Kvittingen, Lise; Verley, Richard
Journal of Chemical Education, v91 n7 p1037-1039 Jul 2014
This article describes how to construct a simple, inexpensive, and robust colorimeter from a few Lego bricks, in which one light-emitting diode (LED) is used as a light source and a second LED as a light detector. The colorimeter is suited to various grades and curricula.
Descriptors: Chemistry, Measurement Equipment, Toys, Light, Spectroscopy, Science Activities, Science Instruction
Division of Chemical Education, Inc and ACS Publications Division of the American Chemical Society. 1155 Sixteenth Street NW, Washington, DC 20036. Tel: 800-227-5558; Tel: 202-872-4600; e-mail: eic@jce.acs.org; Web site: http://pubs.acs.org/jchemeduc
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A