References
10 – eye strain - https://www.scientificamerican.com/article/earth-talk-tv-eyesight/
https://www.aao.org/eye-health/ask-ophthalmologist-q/can-close-tv-viewing-damage-eyes
http://m.kidshealth.org/en/parents/vision-facts-myths.html?WT.ac=
https://mobile.nytimes.com/2005/06/07/health/the-claim-sitting-too-close-to-the-tv-is-bad-for-your-eyes.html
http://mentalfloss.com/article/31596/will-sitting-too-close-tv-hurt-your-eyes

9 – hard clay - https://physics.stackexchange.com/questions/15599/why-will-clay-when-heated-to-high-temperatures-harden-and-become-waterproof
http://thornenortonj.blogspot.com.au/2016/01/why-does-clay-harden-when-heated.html?m=1
https://www.reddit.com/r/explainlikeimfive/comments/5n3qgb/eli5_why_does_clay_harden_when_it_dries_even/
https://www.quora.com/Why-will-clay-when-heated-to-high-temperatures-harden-and-become-waterproof

8 – cow stomach - http://www2.kenyon.edu/projects/farmschool/food/milkbio.htm
http://www.milkmeansmore.org/do-cows-really-have-four-stomachs/
https://www.quora.com/How-many-stomachs-does-a-cow-have-and-what-does-each-one-do
http://wonderopolis.org/wonder/do-cows-really-have-four-stomachs

7 – platypus - https://australianmuseum.net.au/platypus
https://en.wikipedia.org/wiki/Platypus
http://www.nationalgeographic.com/animals/mammals/p/platypus/
http://www.livescience.com/27572-platypus.html

6 – egg meat - http://eggtutor.com/are-eggs-dairy-or-meat/
https://www.reddit.com/r/Chefit/comments/3f53bo/are_eggs_dairy_or_meat/
https://www.quora.com/Is-a-chicken-egg-considered-meat
https://www.reference.com/food/eggs-considered-meat-edeaeba7c79f8554

5- paper making - http://wonderopolis.org/wonder/how-do-you-make-paper-from-a-tree
https://www.youtube.com/watch?v=7IP0Ch1Va44

4 – wasps vs. bees – https://www.quora.com/What-is-the-purpose-that-wasps-have-in-the-ecosystem
https://www.thoughtco.com/what-good-are-wasps-1968081
https://www.orkin.com/stinging-pests/bees/difference-between-honey-bees-and-wasps/
http://animals.howstuffworks.com/insects/bee-vs-wasp1.htm
3 – mercury - https://en.wikipedia.org/wiki/Mercury_(planet)
https://en.wikipedia.org/wiki/Mercury_(element)#Etymology
http://www.livescience.com/39232-facts-about-mercury.html
https://www.quora.com/What-are-4-elements-that-are-named-after-planets
2 – turtle vision - http://www.savetheseaturtle.org/Sea-Turtles-Have-Color-Vision.html
https://www.quora.com/Are-turtles-colour-blind
http://www.answers.com/Q/Are_turtles_colorblind
https://en.wikipedia.org/wiki/Turtle
01 – Sweat while swimming - https://www.quora.com/Do-people-sweat-when-they-are-fully-immersed-in-water
https://www.thenakedscientists.com/forum/index.php?topic=6559.0
http://www.wonderpediamagazine.co.uk/science/do-i-sweat-when-i-swim
https://www.reddit.com/r/askscience/comments/2dx8di/do_we_sweat_underwater/