Calling All Engineers and Inventors!
Discover Engineering: http://www.discoverengineering.org/
Try Engineering: http://www.tryengineering.org/play.php
Math Counts: Problem of the Week: http://mathcounts.org/potw
Engineering For Kids: Big Learning: http://www.biglearning.org/treasureengineering.htm
Science Kids:Experiments: http://www.sciencekids.co.nz/experiments.html
http://www.sciencekids.co.nz/gamesactivities.html
PBS: Zoom: Engineering for Kids http://www.pbs.org/parents/zoom/engineering/
Building Big: http://www.pbs.org/wgbh/buildingbig/
Try Engineering: http://www.tryengineering.org/play.php
Math Counts: Problem of the Week: http://mathcounts.org/potw
Engineering For Kids: Big Learning: http://www.biglearning.org/treasureengineering.htm
Science Kids:Experiments: http://www.sciencekids.co.nz/experiments.html
http://www.sciencekids.co.nz/gamesactivities.html
PBS: Zoom: Engineering for Kids http://www.pbs.org/parents/zoom/engineering/
Building Big: http://www.pbs.org/wgbh/buildingbig/