This article includes the URL and description of 100 free web tools that can be used by all teachers. The tools are categorized into search engines, math and science, games, templates and lesson plans, and more.

This page from the Volcano World website contains a summary account of the 1959 eruption at Kilauea Iki which is illustrated by photographs and videos.

This blog entry identifies five Pinterest boards for mathematics. Each board is represented by a picture, link, and brief description. This web blog contains a link to "10 Pinterest Boards Every Teacher Must Know About".

This blog post contains links to resources intended to help teachers and parents prepare for and engage in successful parent-teacher conferences.

This workshop will bring together teachers and faculty members to advance the ComPADRE Educational Standards alignment efforts.

This video features residents of Shishmaref, Alaska, plus environmental journalist Elizabeth Kolbert and scientist John Holdren, exploring the human impacts of global climate change.

The Committee on Teacher Preparation met on July 20th at the AAPT meeting in Edmonton, Alberta. Topics discussed included increasing the number of sites with Math Science Partnership grants, the Task Force on Physics Teacher Preparation, the new RTOP listserv, PhysTEC and PTEC, and sessions and workshops for the summer 2009 AAPT meeting.

The coral reefs of the South Pacific island nation of Vanuatu are the backbone of the island's environmental and economic health. Today they face destruction from a silent predator that can rapidly decimate an entire reef. In this video, students learn about how a starfish is destroying the coral reefs of Vanuatu and how the islanders are adapting.

This video begins in the lush deltas of Bangladesh. The host of the video learns how communities are adapting to changing monsoons and dangerous sea-level rise. Floating gardens and floating schools are just the start of some of the country's innovative strategies.

In this video, learn how communities in the arid high-mountain region of Ladakh rely on glacial water to feed streams and water crops during the spring and summer months. Global warming is dramatically reshaping the future of these areas. Meet a Ladakhi teacher and engineer who devised a method to capture and store glacial runoff into magnificent ice pyramids that are used as water resources throughout the summer and during peak agricultural months.

In this video, an entrepreneur is finding new ways to manage the invasive Asian carp problem in the Mississippi and Ohio rivers. Once introduced to help mitigate an algae problem, the carp became invasive. This video highlights how the local community has adapted to the issue, including how they have gained ideas about how to utilize the carp from other cultures to help mitigate the issue.

In this video adapted from ATETV, learn how Bristol Community College promotes internships and co-ops to prepare students for work in technology-related careers.

Children learn how seasonal weather changes affect everything, from the behavior of animals to the way we dress and play.

This page provides an overview and details about the Wisconsin Fast Plants ProgramĺŐs Digital Library, a portal for browsing, searching, and cataloging resources.

Academic Journal of Surgery (AJS) is the official scientific journal of Research Center for Improvement of Surgical Outcomes & Procedures (RCISOP) affiliated to Tehran University of Medical Sciences. AJS is an open access, peer-reviewed, and quarterly journal that considers for publication articles in all fields and specialties of surgery in English language. This journal has both online and print versions and no charges are levied for publication.

Currently, AJS is indexed and abstracted in: Citefactor, UlrichsWeb, Index Copernicus (IC), Directory of Research Journal Indexing (DRJI), Google Scholar, International Committee of Medical Journal Editors (ICMJE), Open Academic Journals Index (OAJI), Advanced Science Index (ASI), Unversal Impact Factor (UIF), Directory of Abstract Indexing for Journals (DAJI), JournalTOCs, Electronic Journal Library (EZB), Scientific Indexing Services (SIS), AcademicKeys, Research Bible, InfoBase Index, Cosmoc Impacr Factor, Scholar Steer, Magiran, and IranMedex.

AJS focuses on all fields and specialties of surgery including General Surgery, Orthopedic Surgery, Pediatric Surgery, Neurosurgery, Plastic Surgery, Cardiothoracic Surgery, Vascular Surgery, Endocrine Surgery, GI Surgery, Colorectal Surgery, Urology, Surgical Oncology, Radiology, Anaesthesia, Trauma Services, ENT, particularly about surgical practice and research. Content includes Original Articles, Systematic Review or Meta-Analysis, Review Articles, Case Reports, Letters to the Editor, Clinical Trials and Health Policy Challenge.

In this video, an environmental technologist visits an abandoned coal mine in Kentucky to talk about how a remediation system (a series of settling ponds and treatment cells) is neutralizing the acid drainage flowing from the mine and keeping it from damaging a creek downstream.

This is an information sheet on the species, Acris crepitans, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Acrobates pygmaeus, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Acrochordus arafurae, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Acrochordus javanicus, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Acropora millepora, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Actias luna, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Actinia equina, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Actinopterygii, provided by the University of Michigan Museum of Zoology.

This is an information sheet on the species, Actitis macularia, provided by the University of Michigan Museum of Zoology.