California Institute of Technology
Nasa: Infrared Astronomy
A complete, multi-page tutorial on infrared radiation and its importance to astronomical studies.
Language Guide
Language Guide: Imperfect
Learn the correct formation of the imperfect for regular and irregular verbs and practice conjugating them by clicking on the link at the bottom of the page. Audio files provide opportunity for learners to hear the correct pronunciation...
Other
City College, San Francisco: French Online Grammar Quiz
Series of interactive online grammar quizzes divided into 12 chapters (intended to accompany text "Allons-y" but text not necessary). Each chapter is divided into various concepts and provides a short, self-correcting test - several in...
Other
Save Wealth: A Guide to Reducing Taxes
Financial and Investment Education website provides ways to reduce taxes. Great Site developed to educate clients on wealth preservation strategies.
Web Elements
Web Elements Periodic Table: Iridium
WebElements offers valuable information on iridium, with basic data, chemical and physical properties, electron arrangement and more. A helpful site.
University of Texas at Austin
University of Texas: Francais Interactif
This full-featured interactive textbook encounter utilizes French speakers in real life scenarios. Well structured for work on grammatical concepts (links to Tex's French Grammar), vocabulary, listening comprehension and exposure to...
University of Colorado
University of Colorado: Physics 2000: Electromagnetic Waves
Using a student-teacher dialogue format, this page discusses the nature of light as an electromagnetic wave and the electromagnetic spectrum.
Federal Trade Commission
Federal Trade Commission: Impostor Scams
In an imposter scam, a scammer pretends to be someone you trust to convince you to send them money. Learn how to spot an imposter scam.
Study Languages
Study Spanish: Acabar De + Infinitive
This site is an online introductory lesson to the use of acabar de. Poder, ir a, and volver a are also introduced as other double verb constructions. A quiz, oral exercise and test at the end of the lesson evaluate the student's mastery...
Study Languages
Study Spanish: Imperfect Part Ii
Great lesson on the three irregular conjugations of the imperfect tense: ser, ir, and ver. A quiz at the end of the lesson tests the student's mastery of these three irregulars.
NASA
Nasa: Mission: Science: Electromagnetic Spectrum: Infrared Waves
Infrared light lies between the visible and microwave portions of the electromagnetic spectrum. Infrared light has a range of wavelengths, just like visible light has wavelengths that range from red light to violet.
University of Kentucky
Uk: Iridium Comics
A 1968 Metal Men comic strip featuring iridium. Not the greatest source of imformation but good for illustrations and fun.
Other
Aicpa: Taxes: u.s. Federal Government
This resource contains links to federal tax information.
Study Languages
Study Spanish: Regular Verbs Part I
This introduction to conjugating verbs is the first in a series of three lessons,that focus on regular verbs in the present tense. This lesson teaches conjugations that correspond to the pronouns "yo", "nosotros", "usted", and "ustedes"....
Study Languages
Study Spanish: Regular Verbs Part Ii
The second in a series of three lessons,that focus on regular verbs in the present tense. This lesson teaches conjugations that correspond to the pronouns "tu", "el", "ella","ellos", "ellas", and "vosotros". The explanation is thorough...
Chemicool
Chemicool: Iridium
This site from Chemicool and David D. Hsu is a well organized set of tables summarazing all sorts of helpful information on iridium. A good place to find data on physical properties.
Discovery Education
Discovery Education: The Em Spectrum: Waves of Energy
Middle schoolers are introduced to the electromagnetic spectrum through this group research activity. Each group investigates a different wavelength range within the em spectrum and reports back to class. Discussion ideas also included.
Physics Central
Physics Central: Physics in the Living Room: Remote Control Tricks
An easy experiment through which students learn about light rays and the electromagnetic spectrum. Requires a TV, its remote, and a hand-held, flat mirror.
Language Guide
Language Guide: Preterite
This verb conjugation site is a great review of the formation of the forms of the regular preterite forms as well as those with spelling changes, stem-changes, and irregular forms. All sections have links to verb conjugation practice.
California Institute of Technology
Ipac: Iras Gallery
This site from IPAC is a series of images of various celestial objects and regions as viewed in infrared light. Each photo is accompanied by a caption.
Other
Spanish Programs: Learn Spanish: Free Online Spanish Lesson
This business offers a free online lesson that teaches the use of the two Spanish verb phrases "I want to go" and "I need to go." The lesson is a complete audio/visual tutorial with graphics that identify each word phrase.
Other
Infinitec: Total Resource Guide: Visual
A resource guide that is a great help to locating a full array of assistive products and services for persons with blindness or visual impairments.
Annenberg Foundation
Annenberg Classroom: Federal Taxation
Check out this interactive timeline documenting the history of federal taxation in the United States.
Study Languages
Study Spanish: Formal Commands
Excellent explanation of formal commands in Spanish that use the pronouns "usted" and "ustedes." Stem-changers and irregulars are included in this lesson. Ample examples illustrate the formation and use of formal commands. A quiz at the...
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