Questions to ask yourself when determining if a source is reliable. Discusses difference between primary and secondary source. List of reference sources and links to other sites that teach you how to evaluate sources. CCSS.ELA-Literacy.CCRA.R.7, SL.9-10.2 eval & integrate sources

Evidence from the fossil record is used to support bird evolution from small carnivorous dinosaurs. In the student module, feathers, behavior, and skeletal structure are examined in an interactive lesson designed to impart a complete understanding of fossil bird evolution. In the teacher module, lesson plans, rubrics, assessments and references are clearly outlined.

This site has everything you might want to know about surface water and things you probably didn't even imagine! Click Home to access the site in Spanish.

This site deals with using a calculator to help solve and evaluate mathematical problems. This site provides a lengthy chart of basic operations performed by calculators, examples of problems to be solved using a calculator, as well as many other examples.

In this scenario-based activity, students design ways to either clean a water source or find a new water source, depending on given hypothetical family scenarios. They act as engineers to draw and write about what they could do to provide water to a community facing a water crisis. They also learn the basic steps of the engineering design process.

Information on the economy and development issues in the Dominican Republic from the perspective of the World Bank. Read about policy and programs as well.

This site has a description of the economy and development of the Kyrgyz Republic from the perspective of the World Bank. Read about economic policy, human development, and World Bank programs.

This site has a timeline covering the years of 1941 (Japanese Bomb Pearl Harbor) to 1945 (United Nations is born). Selected WWII battle photos are also included.