Teacher PD Session #1 by https://padlet.com/simonchang/8m8mr8s4lf0v9774 en-us 2022-01-07 21:49:15 UTC 2025-08-21 13:02:11 UTC hello@padlet.com Example simonchang https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1981230244 My ketchup stain was not fully removed by my method.]]> 2022-01-07 21:54:55 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1981230244 Example of an inquiry experiment simonchang https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1981246020 2022-01-07 22:20:12 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1981246020 Soap? julie_vandermei https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992404492 2022-01-14 14:30:32 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992404492 Bleach https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405472 2022-01-14 14:31:04 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405472 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405507 try different physical methods. e.g. dabbing the stain vs scrubbing it]]> 2022-01-14 14:31:05 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405507 add something additional to the water? jameswarrenmorris https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405703 2022-01-14 14:31:10 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405703 dish wash soap and water - Alex Zonneveld alexandrazonneveld https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405834 2022-01-14 14:31:14 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405834 Naomi was hoping Apple Juice would work on #3 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405944 2022-01-14 14:31:17 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992405944 size of stain https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406082 2022-01-14 14:31:21 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406082 Karim https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406147 Using a toothbrush to better scrub the stain out.]]> 2022-01-14 14:31:23 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406147 Change the cleaning solution - use laundry detergent/Tide to Go isapinnell https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406192 2022-01-14 14:31:24 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406192 Leaving a solution to soak into the fabric for a period of time. https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406220 2022-01-14 14:31:25 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406220 Agitation https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406406 2022-01-14 14:31:27 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406406 Add baking soda and vinegar in equal parts and then apply? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406444 2022-01-14 14:31:27 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992406444 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407092 Intensity of stain/intensity of colour]]> 2022-01-14 14:31:40 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407092 Lemon Juice? - Rochelle Pereira https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407114 2022-01-14 14:31:41 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407114 rubbing alcohol/hand sanitizer? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407423 2022-01-14 14:31:50 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407423 water and vinegar = no change https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407584 2022-01-14 14:31:55 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407584 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407818 Hot water to get molecules moving ]]> 2022-01-14 14:32:02 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407818 spread of stain https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407964 2022-01-14 14:32:07 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407964 hardening, softening - consistency of stain -Alex Zonneveld alexandrazonneveld https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407988 2022-01-14 14:32:08 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992407988 compare with the control https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408138 2022-01-14 14:32:14 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408138 size and intensity almost gone https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408279 2022-01-14 14:32:19 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408279 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408414 I tried baking sofa and water but it still looks the same as the first 2. I wonder if the paper towel material has anything to do with this!]]> 2022-01-14 14:32:24 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408414 change in colour of the stain jameswarrenmorris https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408596 2022-01-14 14:32:30 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408596 hand sanitizer just spread the stain https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408972 2022-01-14 14:32:39 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992408972 If I add detergent to the water, will the intensity of the colour of my stain decrease? isapinnell https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992409069 2022-01-14 14:32:42 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992409069 If I change the amounts of each substance I used, will it affect the outcome? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992409145 2022-01-14 14:32:44 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992409145 kreszetnik https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410196 I tried milk]]> 2022-01-14 14:33:10 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410196 If I add dish soap, will a new chemical reaction happen? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410265 2022-01-14 14:33:12 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410265 observing the intensity of the color - Karim https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410461 2022-01-14 14:33:18 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992410461 If I alter the amount of amount of baking soda in the water, does it change the result? jameswarrenmorris https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411655 2022-01-14 14:33:50 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411655 If I immerse in warm water, will it change anything? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411664 2022-01-14 14:33:50 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411664 If I use bleach, will the colour intensity change, compared to the control? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411852 2022-01-14 14:33:56 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411852 If I mixed vinegar and water would it lighten the stain? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411987 2022-01-14 14:34:01 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992411987 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992413014 #3 was vinegar and water mixed together... there was no change :(]]> 2022-01-14 14:34:32 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992413014 handsanitizer (3) spread/diluted the stain https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992414977 2022-01-14 14:35:29 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992414977 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992415143 Sorry that it looks like a crime scene haha. The first is water (on top), second vinegar, third baking soda, vinegar and then water]]> 2022-01-14 14:35:34 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992415143 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992418470 I tried using baking soda and vinegar, then rinsing it off scrubbing it with my fingers. This is after rinsing/scrubbing]]> 2022-01-14 14:37:09 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992418470 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992419018 I added fish sauce. It smells terrible, but didn't help the stain 😐]]> 2022-01-14 14:37:25 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992419018 If I change to soap, will the colour of my stain change? https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992419237 2022-01-14 14:37:32 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992419237 Find a base to attack the acid https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992422959 2022-01-14 14:39:19 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992422959 jameswarrenmorris https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992423402 Changed the amount of baking soda. Tried to use less baking soda]]> 2022-01-14 14:39:32 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992423402 https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992431987 #4 cloth was my own experiment. I used soap and wanted to see if the colour of my stain would change. It did!!! The stain became lighter than when I tried using a mix of water/vinegar.]]> 2022-01-14 14:43:32 UTC https://padlet.com/simonchang/8m8mr8s4lf0v9774/wish/1992431987