Helpful Math Websites:
https://www.k5learning.com/free-math-worksheets
https://www.homeschoolmath.net/worksheets/
https://www.math-drills.com/
https://www.mathsisfun.com/
http://www.math-aids.com/
https://www.education.com/
https://www.kidzone.ws/math/index.htm
https://www.helpingwithmath.com/by_grade/gr4_worksheets.htm
http://www.teach-nology.com/worksheets/math/
https://www.k5learning.com/free-math-worksheets
https://www.homeschoolmath.net/worksheets/
https://www.math-drills.com/
https://www.mathsisfun.com/
http://www.math-aids.com/
https://www.education.com/
https://www.kidzone.ws/math/index.htm
https://www.helpingwithmath.com/by_grade/gr4_worksheets.htm
http://www.teach-nology.com/worksheets/math/
Helpful Reading/ELA Websites:
https://www.k5learning.com/reading-comprehension-worksheets/fourth-grade-4
https://www.education.com/worksheets/fiction-comprehension/
https://www.education.com/worksheets/fourth-grade/ela/
https://www.k12reader.com/subject/reading-skills/reading-comprehension/4th-grade-reading-comprehension-worksheets/
https://busyteacher.org/classroom_activities-reading-worksheets/
https://mrnussbaum.com/lang-arts/reading-comprehension-printable
http://www.teach-nology.com/worksheets/language_arts/
https://www.k12reader.com/reading-worksheets-by-main-subject/
http://www.tlsbooks.com/englishworksheets.htm
https://www.easyteacherworksheets.com/languagearts.html
https://www.studenthandouts.com/english/
http://www.softschools.com/language_arts/
https://www.k5learning.com/reading-comprehension-worksheets/fourth-grade-4
https://www.education.com/worksheets/fiction-comprehension/
https://www.education.com/worksheets/fourth-grade/ela/
https://www.k12reader.com/subject/reading-skills/reading-comprehension/4th-grade-reading-comprehension-worksheets/
https://busyteacher.org/classroom_activities-reading-worksheets/
https://mrnussbaum.com/lang-arts/reading-comprehension-printable
http://www.teach-nology.com/worksheets/language_arts/
https://www.k12reader.com/reading-worksheets-by-main-subject/
http://www.tlsbooks.com/englishworksheets.htm
https://www.easyteacherworksheets.com/languagearts.html
https://www.studenthandouts.com/english/
http://www.softschools.com/language_arts/
Helpful Science Websites:
Space:
https://solarsystem.nasa.gov/planets/overview/
https://theplanets.org/planets/
https://space-facts.com/planets/
https://www.kidzone.ws/planets/
http://www.sciencekids.co.nz/sciencefacts/planets.html
https://www.planetsforkids.org
https://kids.nationalgeographic.com/explore/space/what-is-a-planet/
https://www.coolkidfacts.com/planet-facts-for-kids/
Helpful Research Websites:
Animal Research opinion writing:
https://kids.nationalgeographic.com/animals/
https://www.zooborns.com/zooborns/
https://www.ducksters.com/animals.php
https://www.kidzone.ws/animals/
https://animalfactguide.com/animal-facts/
http://www.sciencekids.co.nz/sciencefacts/animals.html
https://a-z-animals.com/
https://parenting.firstcry.com/articles/exciting-and-fun-facts-about-animals-for-kids/
http://www.softschools.com/facts/animals/
https://www.alarms.org/kidrex/
Helpful Research Websites:
Severe Weather
Severe Weather Facts - Facts Just for Kids
Just For Kids (weather.gov)
Severe Weather | Ready.gov
Weather And Climate | NASA Climate Kids
Weather Wiz Kids weather information for kids