Here are links that you may find helpful this year:

Research and Information

Encyclopedia Britannica:  https://www.britannica.com/

National Geographic Kids: https://kids.nationalgeographic.com/

Time for Kids: https://www.timeforkids.com

Math

Cool Math: https://www.coolmath4kids.com/

Mulitplication Practice: https://www.multiplication.com/games/all-games

Science/Math: http://studyjams.scholastic.com/studyjams/jams/science/index.htm

Coding

Hour of Code: https://hourofcode.com/us 
(Students can also get to Hour of Code through their Clever account)

Code Club: https://codeclubprojects.org/en-GB/scratch/

Tynker: https://www.tynker.com/dashboard/student/#/dashboard/missions

Typing

Typing.com login: https://www.typing.com/student/login
(Students log into their Clever account)

Dance Mat Typing: http://www.bbc.co.uk/guides/z3c6tfr

Typing.com login: https://www.typing.com/student/login

Design Squad: http://pbskids.org/designsquad/