Research Links Common Sense Education https://www.commonsense.org/education/top-picks/most-reliable-and-credible-sources-for-students
Virtual Learning Resources Center http://www.virtuallrc.com/
Sweet Search http://www.sweetsearch.com/
Kids Click! http://www.kidsclick.org/
Infotopia http://www.infotopia.info/
Atlapedia http://www.atlapedia.com/
Fact Monster http://www.factmonster.com Kiddle https://www.kiddle.co/ Infotrek https://infotrek.info/ KidRex https://www.kidrex.org/