References
10 – Water allergy - https://www.verywell.com/water-urticaria-1068811
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3276800/
https://en.wikipedia.org/wiki/Aquagenic_urticaria

 9 – presidents on money - https://www.reference.com/history/presidents-faces-put-money-967b2f198d8e3bc9#
https://www.quora.com/How-did-they-decide-to-put-the-selected-US-presidents-on-each-denomination-of-currency
http://www.marshu.com/articles/presidents-on-us-united-states-paper-bills-currency.php

8 – superglue - http://chemistry.stackexchange.com/questions/32784/why-super-glue-does-not-stick-inside-their-own-bottle
http://wonderopolis.org/wonder/why-doesnt-glue-stick-to-the-inside-of-the-bottle

7 – when we fall asleep - http://www.livescience.com/19462-fall-asleep.html
https://sleepfoundation.org/how-sleep-works/what-happens-when-you-sleep
https://www.reddit.com/r/explainlikeimfive/comments/2s2db4/eli5_what_happens_in_your_body_the_exact_moment/

6 – Uranus on its side - http://www.universetoday.com/130175/why-is-uranus-on-its-side/
http://io9.gizmodo.com/5847495/how-uranus-got-knocked-on-its-side

5 – Alphabet sorted - https://en.wikipedia.org/wiki/History_of_the_Latin_alphabet
http://wonderopolis.org/wonder/who-invented-the-alphabet
http://www.history.com/news/ask-history/who-created-the-first-alphabet
http://webspace.ship.edu/cgboer/alphabet.html
http://mentalfloss.com/article/29011/why-are-letters-abc-order

4 – light year - http://earthsky.org/astronomy-essentials/how-far-is-a-light-year
http://www.universetoday.com/65644/how-far-is-a-lightyear-in-miles/

3 – funny bone - https://kidshealth.org/en/kids/funny-bone.html
http://mentalfloss.com/article/21474/what-funny-bone-and-why-does-hitting-it-hurt-so-much
http://www.livescience.com/32215-what-is-the-funny-bone.html

2 – glow sticks - http://www.compoundchem.com/2014/10/14/glowsticks/
http://science.howstuffworks.com/innovation/everyday-innovations/light-stick2.htm

1 – dinosaurs before humans - https://www.quora.com/Exactly-what-kept-small-mammals-from-getting-as-big-and-diverse-as-dinosaurs-during-the-dinosaur-age
http://www.smithsonianmag.com/science-nature/why-did-mammals-survive-when-dinosaurs-perished-63229592/?no-ist
https://www.quora.com/Could-humans-and-dinosaurs-coexist-at-the-same-time-on-planet-earth
http://scienceviews.com/dinosaurs/dinofacts.html
http://dinosaurs.about.com/od/otherprehistoriclife/a/earlymammals.htm