American Museum of Natural History: https://www.amnh.org/explore/ology
Scholastic: https://kids.scholastic.com/kid/homebase/
A science website for kids. Ology: http://www.amnh.org/explore/ology
National Geographic for Kids: http://www.ngkids.com.au/science-and-nature
Mystery Science: https://mysteryscience.com/pushes/forces-machines-engineering
All about gorillas: https://gorillafund.org/learning-materials/
The Human Body: https://www.innerbody.com/image/digeov.html
Snake Facts: https://www.kidzone.ws/lw/snakes/facts.htm
NIH: https://kids.niehs.nih.gov/activities/science-experiments/index.htm
How Stuff Works: https://www.howstuffworks.com/
Mystery Science: https://mysteryscience.com/lessons/seasonal/winter
10 Amazing Science Experiments Using Liquid: https://www.youtube.com/watch?v=HQx5Be9g16U
25 of the Coolest Science Experiments You Can Do at Home:
Crash Course Kids: https://www.youtube.com/c/crashcoursekids
Veritasium: https://www.youtube.com/c/veritasium/videos
12 Paper STEM activities: https://www.sciencebuddies.org/blog/paper-science-activities?from=Newsletter