Old Farmer's Almanac
http://www.almanac4kids.com/
Steve Spangler Science for Kids
http://www.stevespanglerscience.com/experiments
Science Kids
http://www.sciencekids.co.nz/experiments.html
Nasa For Kids
https://www.nasa.gov/audience/forstudents/index.html
Science Bob
https://sciencebob.com/category/experiments/
National Geographic
http://games.nationalgeographic.com/
Scholastic
http://teacher.scholastic.com/activities/clf/tguidesitemap.htm
PBS Kids
http://pbskids.org/games/
Weather Wiz Kids
http://www.weatherwizkids.com/weather-wind.htm
Scholastic
http://teacher.scholastic.com/activities/clf/tguidesitemap.htm
PBS Kids
http://pbskids.org/games/
Weather Wiz Kids
http://www.weatherwizkids.com/weather-wind.htm