Computer coding:

https://code.org/

https://scratch.mit.edu/

Cells:

http://www.cellsalive.com/

Simple machines

http://pbskids.org/zoom/games/goldburgertogo/

http://engineering-games.net/logic-games/76/tinker-ball

Laws of motion:

http://www.sciencechannel.com/games-and-interactives/newtons-laws-of-motion-interactive/

Science Fair:

https://sciencebob.com/

http://www.sciencebuddies.org/science-fair-projects/project_scientific_method.shtml#overviewofthescientificmethod

Religion 5^th grade:

http://www.bestchurch.net/Level-5-Lessons-1---25.html

Make a book:

http://www.storyjumper.com/

Extra Help:

http://www.ck12.org/student/

https://www.youtube.com/user/tdewitt451

https://www.khanacademy.org/