Crime Busters

Science spot: forensic : http://sciencespot.net/Pages/kdzforsci.htzaml

NOVA: https://www.pbs.org/wgbh/nova/sheppard/

What are acids and bases? What is pH? Click on matter - click on Acids and Bases: http://studyjams.scholastic.com/studyjams/jams/science/index.htm

PBS Kids Fetch - CSI: Hat Snatcher https://pbskids.org/fetch/games/csi_3/index.html

PBS Kids Fetch - CSI: Tugboat Thug https://pbskids.org/fetch/games/csi_2/index.html

PBS Kids Fetch - CSI: Squeak Sneak https://pbskids.org/fetch/games/csi_1/index.html

https://scioly.org/wiki/images/e/ea/Crime+Buster+02-04-12(1).pdf

Crime busters notes: http://www.soinc.org/science_crime_busters_notes; http://scioly.org/wiki/index.php/Crime_Busters#Before_the_competition_.28at_school_practices.29

What/How to Study (high school level?): http://scioly.org/wiki/index.php/Crime_Busters

PLASTICS

Plastics 101: http://plastics.americanchemistry.com/Education-Resources/Plastics-101

Hands on Plastics videos: http://www.freesciencenews.org/HOPVideos/

Burn Test: https://www.craftechind.com/identify-plastic-material-using-burn-test/

Practice Tests:

Middle School Level: http://scioly.org/wiki/images/c/c5/Crime_Busters-_Test.pdf

Information and practice problems that students should learn: http://scioly.org/wiki/images/e/ea/Crime%2BBuster%2B02-04-12%281%29.pdf

Quizlet - variety of Crime Busters quizzes, some good, some not: http://quizlet.com/subject/science-olympiad-crime-busters/

What/How to Study (high school level?): http://scioly.org/wiki/index.php/Crime_Busters

Who done it??? http://www.cyberbee.com/whodunnit/crime.html

https://www.soinc.org/science-crime-busters-notes- Crime Busters Notes

Mystery Poweders Chart: https://sites.google.com/a/birchwoodschool.org/science-olympiads/events/mystery-powders/mystery-powders-chart

The results of the reactions of different combinations of some of the provided material in the event:

If vinegar bubbles and Iodine turns black ==> baking powder
If vinegar bubbles and Iodine does not turn black ==> baking soda
If vinegar does not bubble and Iodine turns black ==> cornstarch
If vinegar does not bubble and Iodines does not turn black ==> powdered sugar
If when mixed with water immediately produces a stiff paste ==> plaster of Paris

Link to the experiment:

http://www.youtube.com/watch?v=3X4UOjQAFjo

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