Science Camp with Google: https://camp.withgoogle.com
Number one game for Number 2: funny game all about Poop from Minnesota Zoo: http://www.whopooped.org
Can't afford to take your family to Europe for summer vacation? Check out this site and learn about it's geography, economy, and politics:
http://www.toporopa.eu
Play the Piano at: http://virtualpiano.net
For older kids - they can build their Microsoft Office skills in Word, Powerpoint, and Excel while having fun at: http://www.ribbonhero.com
