 The Academy of Natural Sciences
Founded in 1812, The Academy of Natural Sciences of Philadelphia is the oldest science research institution in the Western Hemisphere and a world leader in the fields of natural science research, education and exhibition. This site contains online exhibits,
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 AdventureOnline.com  Learning Outfitters, Inc.
Interdisciplinary curricula that use the Web to connect students to expeditions from around the world, creating motivating, realtime materials for K12 classrooms. Thematic content includes traditional and online lessons, games, quizzes, research stations,
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 AskAScientist Archives  Newton BBS, Argonne National Laboratory
Frequently asked astronomy, biology, chemistry, computer science, engineering, environmental, general, physics, and mathematics question posts, replies from NEWTON, an Electronic Bulletin Board System (BBS) for Science, Math, and Computer Science K12
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 Calculators OnLine Center  Martindale's Reference Desk
Online software and Java applets that calculate quantities for a number of general and specific uses. Numerous "calculators" available for Code Translators, Distance/How Far is it?, Finance, Taxes, Grade Point Average, Logic & Syllogism, Navigation/GPS,
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 Center for Earth and Planetary Studies (CEPS)  National Air and Space Museum, Smithsonian Institution
CEPS performs original scientific research and outreach activities on topics covering planetary science, terrestrial geophysics, and the remote sensing of environmental change. The Center has curatorial responsibility for two galleries in the National
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 Clusters and Decagons  Ivars Peterson  Science News Online
A novel pattern made up of overlapping, 10sided tiles may serve as a model of how atoms arrange themselves into a quasicrystalline structure.
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 Computational Science Education Project (CSEP)  U.S. Department of Energy
An electronic book for teaching Computational Science and Engineering to students at the advanced undergraduate level and higher. Tutorials for freely available networking and visualization software are also included for high school students and people
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 The Dance of Chance Science Museum Exhibit  Center for Polymer Studies, Boston University
An online version of an exhibit focused on the emergence of patterns in Nature from physical and biological processes that appear to be chaotic. Exhibit kiosks, many of which are fractals, include Music of the Heart, Frozen Lightning, Erosion, Viscous
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 Earthquakes (MSTE)  John Meseke; University of Illinois at UrbanaChampaign (UIUC)
Graphing earthquake data (a dataset and sample graphs are provided) and using the information for decision making.
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 Emilio Segrč Visual Archives  American Institute of Physics (AIP)
A collection of some 25,000 historical photographs, slides, lithographs, engravings, and other visual materials, focusing on American physicists and astronomers of the twentieth century, but including many scientists in Europe and elsewhere, in other
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 Environmental Sciences Division (ESD)  Oak Ridge National Laboratory (ORNL)
A multidisciplinary research and development organization whose mission is to understand and evaluate how the development and use of energy affect the environment. The division conducts basic and applied research, assesses environmental impacts of projects
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 Exploratorium's Complexity  The Exploratorium
A collection of information related to the Turbulent Landscapes exhibit at the Exploratorium museum in San Francisco. Includes a timeline of important developments in the study of chaos, complexity, and dynamics, and CompLexicon, a guide to key concepts,
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 From Galaxies to Electrons (Math Chat)  Frank Morgan, MAA Online
What are the largest and smallest objects anyone has ever seen with the naked eye? heard? felt? (For the first part, the whole object must be seen, though not necessarily in full detail or from every side.)
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 Geophysics  Dave Rusin; The Mathematical Atlas
A short article designed to provide an introduction to geophysics: applications typically involve material in Mechanics and Fluid mechanics, but for largescale problems (this subject deals with a very big solid and a large pool of fluid).
With the advent
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 Granular Volcano Group  Sebastien Dartevelle
The site aims to describe and understand granular flows, fluid dynamic, supercomputer modeling, grain features, and behaviors in volcanology. Includes descriptions of frictional, kinetic, and collisional rheologies of granular matter, and definitions
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 HillsdaleLenaweeMonroe Math and Science Center
From eastern Michigan, USA. Interactive sessions and information on water studies for high schools, including data collection on frogs and toads, a virtual marsh tour, water quality studies, TI calculator programs, and links to math/science sites.
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 History of Science, Technology, and Medicine  WWW Virtual Library (WWWVL)
A searchable online service established to keep track of information facilities in the history of science, technology and medicine. Sites are available alphabetically or by scientific field, source, exhibitions, institutions, regions, a historical biographical
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 Internet Resources for Science and Mathematics Education  Tom O'Haver, Maryland Collaborative for Teacher Preparation
A list of online resources for education;
mathematics,
integrated science and mathematics, other sciences, computers and technology, downloadable software, K12 school pages, multicultural connections, subject catalogs and indices, search engines,
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 Launch into Math  C. Halter
A project created to further student understanding about the Internet, its resources, and the NASA Space Shuttle program. SpaceMath activities are provided for geometry (measure area and distance in space photographs); algebra (use the math that keeps
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 Level Set Methods for Shape Recovery  J. A. Sethian
Overview of a movie on medical imaging. Imagine that you are given an image, say a medical (MRI or CT) scan. Suppose you want to extract the important feature within the image of a digital subtraction angiogram (DSA); in this case, the outline of the
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 Maryland Virtual High School of Science and Mathematics (MVHS)
Maryland students and teachers use the Internet to collaborate with peers in carrying out visually compelling, computational science explorations. Classroom projects and ideas include collaborative projects, system dynamics activities, and computational
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 Math and Sciences  Canada's SchoolNet
Annotated lists of science and math resources for: biology and health, chemistry, environment and ecology, mathematics, physics, and technology, with an emphasis on Canadian sites.
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 Mathematics Exploration I  Capital CommunityTechnical College
Ten activities (to be doubled during the fall of 1999) with faculty notes, ranging in difficulty from prealgebra to college calculus and differential equations, based on activities that occur routinely in project design and during space launches. Supported
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 MathPro Inc.
MathPro Inc. specializes in applied optimization, in particular mathematical programming, for economic analysis, planning, public policy, and decision support; and energy economics, with strength in technical and economic analysis of the petroleum refining
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 Minerals, Crystals and Their Systems  Charles LewtonBrain
An introductory listing of definitions and nomenclature concerning gem materials. Includes geometric and symmetrical properties of some gemstones, with diagrams, and major gemstones listed by crystal system.
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 Models, Charts and Magnetic Data for Navigation  British Geological Survey
"Geomagnetic field models are used in navigation, geophysical surveys, oil production, and in scientific studies ranging from the upper atmosphere to the Earth's deep interior." In particular, produce free maps online using the BGS's World Magnetic Model
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 Museums in the Classroom  Illinois State Museum and Brookfield Zoo
Students from 25 partner schools throughout Illinois are developing online curriculum projects that explore the diversity of Illinois and world ecosystems, integrating collections, data, images, video, audio, text, and exhibitions and using skills from
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 Neil J. A. Sloane
Neil Sloane's research ranges far and wide and includes coding theory, sphere packing, lattices and quadratic forms, packing lines, and planes, spherical codes and designs, quantizing, geometry, combinatorics, the design of experiments, integer sequences,
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 Network Montana Project (NMP)  Churchill, Thomas
K12 Earth System Science Curricular Materials that integrate mathematics, science, and technology. Atmosphere: Weather and Climate; Geosphere: Structure and Dynamics of the Solid Earth; Hydrosphere: Water Cycle and Sea Surface Temperature and Phytoplankton;
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 NOAAServer  National Oceanic and Atmospheric Administration
Search for environmental information on multiple NOAA computers; retrieve data from NOAA's electronic archives; view graphics; and download or order data.
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 Numerical Integration: Accumulating Rates of Change  Geometry Center
The fundamental theorem of calculus tells us that if we know the rate of change of some quantity, then adding up (or integrating) the rate of change over some interval will give the total change in that quantity over the same interval. But often scientists
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 Online Catalog: Math  EvanMoor Educational Publishers
Publishers of math activity and skillbuilding books: practice for basic math concepts and extensions into realworld situations. Activity cards, daily problem solving, word problems and more.
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 Paso Partners: Integrating Mathematics, Science, and Language  Southwest Educational Development Laboratory (SEDL)
A twovolume curriculum and resources guide for K3 educators, designed to help teachers increase achievement of Hispanic children whose first language is not English. Preceding each complete unit in English is a Spanish version of background information
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 Patterns of physical change  Phil Henshaw
Focuses on the use of tools such as derivative reconstruction (DR) to measure growth and changes in a system. Includes: a short paper "Is the basis of change evolutionary?"; a description of the theory of derivative reconstruction as a method of analyzing
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 Pearson Learning  Dale Seymour Publications
A leading publisher of educational materials, emphasizing math, science, and the arts. The site contains: an online catalog; math curricula include: CMP (the Connected Mathematics Project) and Investigations (Investigations in Number, Data, and Space,
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 The Quake Project  The Department of Civil and Environmental Engineering and the School of Computer Science at Carnegie Mellon University; and the University of Southern California's Southern California Earthquake Center (SCEC)
An NSF and DARPAfunded project developing the capability for predicting, by computer simulation, the ground motion of large basins during strong earthquakes, and using this capability to study the seismic response of the Greater Los Angeles Basin. Research
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 Recent Earthquake Teachable Moments  Incorporated Research Institutions for Seismology (IRIS)
Incorporated Research Institutions for Seismology (IRIS) is a university consortium sponsored by the National Science Foundation (NSF), dedicated to the operations of scientific facilities for the acquisition, management, and distribution of freely available
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 Recreational Mathematics Topics  Steven Dutch; University of Wisconsin  Green Bay
Contents: Symmetry, Crystals, Polyhedra and Tilings: an extensive, illustrated collection including reflectional and rotational symmetry; repeating patterns in two and three dimensions; building crystal forms with unit cells; regular, Archimedean, radial,
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 RGA  Algorithm for Global Optimization  Gennady A. Ryzhikov, Univ. of Bergen, Norway
RGA  algorithm: a novel approach to global optimization, based upon Regularized Global Approximation.
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 RGA  Algorithm: Sen & Stoffa's Test Function  Gennady A. Ryzhikov, Univ. of Bergen, Norway
RGAalgorithm for global optimization. Tests with the nonsmooth multimodal objective function: automatic zooming, autotermination.
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 A River Runs through It  Stephen Meehan and Maureen Nolan
A local river is the focus for this yearlong series of integrated mathematics and science units for gifted fourth and fifth grade students. Site includes a summary, scenario, internet reference links, and web pages by and for students. Part of the Handbook
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 Salt Creek Investigation  LaceyAnderson, Provus; Carl Sandburg Jr. H.S., Rolling Meadows, IL
This interdisciplinary study of Salt Creek involves junior high students in the examination of authentic community problems. Through the use of technology and other community resources, students are introduced to water quality issues and develop proposals
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 Scales of Measurement  Niel Brandt
An extensive list of physical and mathematical events and objects in ascending values and orders of magnitude.
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 Smithsonian Institution Traveling Exhibition Service (SITES)
"The Smithsonian in your state." Each year, millions of people in more than 250 venues beyond Washington, D.C. visit SITES exhibitions on view in local museums, libraries, science centers, historical societies, aquariums, community centers, and schools.
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 System Dynamics  Maryland Virtual High School at Montgomery Blair High School
Understanding how complex systems change over time: internal feedback loops within the structure of the system influence the entire system behavior. Tools and resources including connections to other system dynamics/operations research projects; and links
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 TableTop Earthquakes  John C. Lahr
A demonstration of seismology for middleschool teachers and students that can be used to augment lessons in earth science (faulting, elastic rebound, plate motions), physics (forms of energy, elasticity, friction, magnetism, waves), math (graphing, logarithms,
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 Tides and Tide Prediction  Tony Phillips; Dept. of Mathematics, SUNYStony Brook
General information about tides and tide prediction: Priming/Lagging: a calculus with calculators exercise demonstrating the priming and lagging of the tides at Stony Brook. Samples of current tide predictions from the National Ocean Service. TideSounds:
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 U.S. Energy Information Administration (EIA)
Links to facts/statistics on energy topics from A to Z: acid rain and air conditioning to world energy data on coal consumption, electricity prices, natural gas and oil consumption, and more. With tables, graphs, articles (some in PDF format), a Windows
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 Welcome to PERTH: PEerless on EaRTH  Dave Watson
Dave Watson's main interest is computational geometry, and he specializes in spatial interpolation. Books/software on Contouring (a survey of published bivariate contouring and interpolation methods), Tessellations, Spherical Tessellations, Isolines,
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 The Why Files  University of Wisconsin
An electronic exploration of the issues of science, math, and technology that lurk behind the headlines of the day, presenting those topics in a clear, entertaining and accessible manner. Provides a bimonthly feature on the science of everyday life, archived
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