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No Way Out: Two New York City Firemen Testify about the 1911 Triangle Shirtwaist Fire
One of the greatest industrial tragedies in U.S. history occurred on March 26, 1911, when 146 workers, mostly young immigrant women, died in a fire at the Triangle Shirtwaist company in New York City. In this brief excerpt from their testimony before the Factory Investigation Commission, New York City Fire Chief Edward F. Croker and Fire Marshall William Beers commented on the safety lapses--the locking of an exit door, the inadequate fire escapes, and the overcrowded factory floor--that led to
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Engineering Design Challenges
This site presents challenges faced by NASA engineers who are developing the next generation of aerospace vehicles. The challenges: thermal protection systems, spacecraft structures, electrodynamic propulsion systems, propellers, and personal satellite assistants. Students design, build, test, re-design, and re-build models that meet specified design criteria, using the same analytical skills as engineers.
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Determination of DNA Bases Chemistry: A Discovery-Based Experiment
The paper contains details of an electrochemistry lab where students are given the time to explore and design an experiment to identify the different DNA bases. The paper has a very useful compendium of literature relating to electrochemical techniques.
Author(s): Richter, Mark M.

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Copyright The Chemical Educator 1996-2003

Flow Injection Analysis in the Undergraduate Laboratory
This paper titled, Flow Injection Analysis in the Undergraduate Laboratory, by Rocha and Nobrega was published in the Chemical Educator. It describes two basic experiments. One is the measurement of copper using PAR reagent as carrier in a single line FIA system. Increasing the reaction coil length results in double peaks. Refractive index effects are demonstrated in the two-line system by adding ethanol. The second experiment is the measurement of phosphate with the molybdenum blue reaction
Author(s): F. R. P. Rocha and Joachim A. Norbriega

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Teacher-to-Teacher Workshops
This site provides materials from dozens of teacher presentations on literacy, math, science, history, and the arts at the U.S. Department of Education's Teacher-to-Teacher Summer Workshops. Topics include reading, writing, English language learners, Chinese language and culture, algebra, computation, data, geometry, peer teaching, earth systems, cells, physical science, labs, science mysteries, historical literacy, arts and reading, and more.
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School-Home Links Reading Kit
Offers 400 activities for strengthening children's reading and writing skills (one kit for each grade level, kindergarten through 3rd grade). These kits, part of the Compact for Reading, not only help improve children's reading skills, but also provide guidance on creating and maintaining school-family partnerships.
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Helping Your Preschool Child
This guide offers fun activities for parents to use during everyday routines to help babies, toddlers, and preschoolers develop skills needed for success in school and life. The booklet also describes behaviors and changes parents can expect to see during these three developmental stages.
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New Jersey Digital Highway
Welcome to the Educator's portal page! This portal is designed to provide tools and information for using digital primary source materials from New Jersey archives, libraries, museums and historical societies. This is your road map for your exploration of New Jersey history and culture with your students.
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Kennet Avon Canal Devizes to Bradford on Avon
Images on the Kennet & Avon Canal between Devizes and Bradford on Avpm
Author(s): Maurice Pullin

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Mars Exploration and Geology Animations
This collection includes QuickTime, MPEG-1, and GIF animations and interactive images of Martian exploration and geology. These visualizations illustrate Mars' surface geology and historical and current water presence and display information from the Spirit, Opportunity, Pathfinder, and Sojourner rovers and landers. Many of the visualizations have long download times, but are well worth your patience. These resources are suitable for use in lectures, labs, or other teaching activities.
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Tonto National Monument: Saving a National Treasure
tells the story of the Salado people, who thrived in the Arizona valley where Tonto Creek joins the Salt River (1050-1450 AD). The Salado culture combined customs of several American Indian groups. They channeled the river to create farmland in the desert. They built Pueblo-style buildings. They left no written records. This monument, established in December 1907, was among the first sites protected under the Antiquities Act of 1906.
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Managing Stress
The aim of this lesson is to enable students to be aware of how to manage their approach to studying to reduce stress. It is the fifth lesson in the study skills series and is intended to support adult learners who are embarking on a course of study and need to acquire skills which will help them to be successful. The lessons are designed as a package with key skills reinforced in each subsequent lesson so that a study culture is developed over time. They can be delivered sequentially or used in
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Getting Organized
The aim of this lesson is to enable students to recognize the importance of organizational skills in achieving study goals. It is the second lesson in the study skills series and is intended to support adult learners who are embarking on a course of study and need to acquire skills which will help them to be successful. The lessons are designed as a package with key skills reinforced in each subsequent lesson so that a study culture is developed over time. They can be delivered sequentially or u
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Show Me a Picture and I'll Tell You a Story: Web Photo Journals
Students analyze and evaluate "photo journal" web sites, then create their own Web-based photo journal.
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Alternatives to the famous person report
This "rethinking reports" series of articles provides alternative research assignments that challenge students to think critically about historical actors.
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The Thomas Jefferson Papers
The complete Thomas Jefferson Papers from the Manuscript Division at the Library of Congress consists of approximately 27,000 documents. This is the largest collection of original Jefferson documents in the world. Document types in the collection as a whole include correspondence, commonplace books, financial account books, and manuscript volumes. The collection is organized into ten series or groupings, ranging in date from 1606 to 1827. Correspondence, memoranda, notes, and drafts of documents
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Origins of American Animation
This site offers 21 animated films and 2 fragments, which span the years 1900 to 1921. The films include clay, puppet, and cut-out animation, as well as pen drawings. They point to a connection between newspaper comic strips and early animated films, as represented by Keeping Up With the Joneses, Krazy Kat, and The Katzenjammer Kids.
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KS2 Numeracy SATs revision 1
The presentation (introduction) revises some of the different aspects of place value: column headings; multiplying and dividing by powers of 10; adding decimals. The levels test these aspects of place value and also writing words as numbers and ordering decimals. The final level tests all of the skills. Each question is either multiple choice or true/false. The order of questions is randomised. Progress is tracked and numerous awards given for achievement at each level.
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Practicing Your Protocols
The purpose of this resource is to have students learn to use the hydrology instruments and collect the hydrology data accurately. In the classroom, students practice using the instruments or kits for protocols, exploring the range of measurements and sources of variation and error.
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Soils as Sponges: How Much Water Does Soil Hold?
The purpose of this resource is to introduce students to gravemetric measurements - calculating the amount of water in a soil sample or other substance by weighting it before and after drying.
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