SCIENCEMath Skills/PracticeDaily PracticeElapsed TimeFractionshttp://www.mathactivities.net/frogs.htm [A favorite]MeasurementKhan AcademyThis website has videos for students and parents.
Native Americans: Mr. Donn
Native American Indians Basic Facts
Native American Indians
Native Americans: Kid Info
This website has lots of information about specific Native American tribes. This will be useful if you know what tribes are in the region you are researching.
History for Kids