Earth's Magnetic Field http://www.creativekidsathome.com/science/magnet.html#The%20Earth's%20Magnnetic%20Field
More about the Earth's Magnetic Field http://www.windows.ucar.edu/tour/link=/earth/Magnetosphere/earth_magnetic_field.html&text=t
White House for Kids http://www.whitehouse.gov/kids/whlife/index.html
National Geographic for Kids http://www.nationalgeographic.com/kids/
Fun activities - by girls....for girls. http://www.missoandfriends.com/
Museum of Automatons http://www.cabaret.co.uk/index.php
Discovery Education Homework Help http://school.discoveryeducation.com/homeworkhelp/homework-help-home.html
Homework Spot http://www.homeworkspot.com/
Scholastic's Homework Hub http://www.scholastic.com/kids/homework/index.htm
Kid's Games http://www.thekidzpage.com/freekidsgames/strategygames.htm
Favorite 4th Grade Books http://nancykeane.com/rl/276.htm
Thematic Listing of Books http://www.hplibrary.org/kids/booklists/gradelevel/fourthgrade.html
For teachers and parents: Teaching in the 21rst Century http://frerichs.wiki.ccsd.edu/
Fun science! http://www.billnye.com/
Cool information about dinosaurs http://www.zoomdinosaurs.com
Links to all kinds of interesting information kids.yahoo.com/
Neat online drawing tools http://www.seattleschools.org/schools/laurelhurst/staff/klein/technology/kidpix.html
Help with homework! http://www.aplusmath.com/Homework_Helper/index.html
Word games and puzzles http://www.gecdsb.on.ca/d&g/jan00/web4.htm
Make puzzles with pentominoes just like Calder Pillay http://www.scholastic.com/blueballiett/games/pentominoes_game.htm
Secrets of Lost Empires, learn about Egyptian, Roman, and Medieval weapons and architecture http://www.pbs.org/wgbh/nova/lostempires/
Poems written by kids--submit your own http://www.poetrypals.com/
Strange, out of place and unknown animals--wacky! http://www.lorencoleman.com/
Interactive Space Exploration quest.arc.nasa.gov/
More Interactive Space Exploration http://www.nasa.gov/
Scholastic: The Zone Warning!! http://www2.scholastic.com/browse/scholasticNews.jsp?FromBrowseMod=true&Ns=Pub_Date_Sort|1&CurrPage=scholasticNews.jsp&TopicValue=Scholastic%20News
This site has all kinds of interesting information http://als.lib.wi.us/KidsPage.html
Learn about animals and their habitats http://www.envirolink.org/resource.html?catid=3&itemid=561
Map shows where is night and day at this moment http://www.fourmilab.ch/earthview/
Explore the ocean earth.google.com/ocean
Math Baseball http://www.funbrain.com/math/
Math Menu http://www.mathsisfun.com/timestable.html
Sudoku and logic problems http://www.saidwhat.co.uk/sudokus/juniorsudoku.php
Funbrain Sudoku http://www.funbrain.com/sudoku/Sudoku.html
Dictionary for Kids kids.yahoo.com/reference
Class textbook on-line offerings (including cool games!) http://www.sadlier-oxford.com/math/student_2006.cfm?grade=4
http://www.sadlier-oxford.com/math/mc_manipulative.cfm?sp=student&tp=grade&gradeID=4&isEN=1