History Alive Interactive Textbook http://www.historyalive.com/americaspast
(Sample link) National Geographic for Kids http://www.nationalgeographic.com/kids/
Released TAKS Tests http://www.tea.state.tx.us/student.assessment/resources/release/index.html
Science Games and Challenges http://www.sciencemystery.com/
Reading List http://atn-reading-lists.wikispaces.com/
Science Fair Project #2 http://www.sciencebuddies.org/mentoring/recommender_results.php?isb=cmlkOjEyMzE2MjMsc2lkOjA
Lunar Cycle to see today! http://tycho.usno.navy.mil/vphase.html
Great Site to view the moon ANY day of the year! Use this if you missed your http://tycho.usno.navy.mil/vphase.html
Practice Using and Measuring a triple beam balance! http://www.ohaus.com/products/education/tutorials.asp?source=2
Sun and moon daily updates of phases www.factmonster.com/sunmoon.php
Science Fair PRoject Resource Guide http://www.ipl.org/youth/projectguide/
Science experiments to try at home http://www.tryscience.org/experiments/experiments_home.html
Ideas to explore for science projects http://www.ars.usda.gov/is/kids/fair/ideasframe.htm
Elementary science fair topics for making models and conducting demonstrations http://www.stemnet.nf.ca/sciencefairs/elem.html
More ideas for Science Fair Projects http://mathforum.org/teachers/mathprojects.html
Science fun facts and experiments to accompany them http://school.discovery.com/sciencefaircentral/jvc/surpscifacts/
Science for Girls http://www.iwaswondering.org/