Search found 6 matches

by lesley
23 Feb 2017, 12:02
Forum: Chemistry and Labware - General
Topic: Stain removal year 11 prac
Replies: 6
Views: 4839

Re: Stain removal year 11 prac

The practical did not work that well (as I expected) but that was okay.

Lots of ideas from students on how to do it next year . The Teacher was happy with the results and the discussion as to why it did not work.

PS I retire at end of this school year..so I will leave a list for my replacement. :)
by lesley
15 Feb 2017, 13:37
Forum: Chemistry and Labware - General
Topic: Stain removal year 11 prac
Replies: 6
Views: 4839

Re: Stain removal year 11 prac

Thanks giving her hot plates to heat water , then the student will add drops of liquid household bleach from the dropper bottle. Wants a variety of different temperatures. ie ice water , room temp and 3 heated. Using same material and stain . I do not think the household bleach will be strong enough...
by lesley
15 Feb 2017, 10:25
Forum: Chemistry and Labware - General
Topic: Stain removal year 11 prac
Replies: 6
Views: 4839

Stain removal year 11 prac

I am hoping anyone can help in a practical investigation for a Year 11 practical. EFFECTIVENESS OF SOLID OXYGEN BLEACH IN STAIN REMOVAL.- Stage 1 Chemistry task AT1-Investiagtions Folio - Task 1 The Teacher who has not taken Chemistry in a few years wants to use liquid bleach brought from the superm...
by lesley
16 May 2013, 12:29
Forum: Sourcing Materials & Eq Repairs
Topic: DVD ON HUMAN SYSTEMS
Replies: 1
Views: 1563

DVD ON HUMAN SYSTEMS

Hoping any one can recommend any DVDS suitable for middle school students. [-o< Or a good supplier. One of my lovely Teachers is looking for DVDs about 30-40 mins long (shorter is okay) on the processes , structures and functions of the Digestive, Circulatory , Respiratory, Excretory, Sketetal and R...
by lesley
06 Jun 2011, 11:08
Forum: Sourcing Materials & Eq Repairs
Topic: trolleys
Replies: 16
Views: 5326

Science trollies

Help I am looking for information re a strudy trolley to use to transport science items between buildings. The school I am at at present is closing down and we are moving into a new wonderful "super school" here in south australia. Four schools are combining into one but we will have multi...
by lesley
10 Apr 2008, 15:39
Forum: Biology, Physics...
Topic: Mysterious Tape??
Replies: 11
Views: 3931

Re: Mysterious Tape??

i could be wrong but that looks like the stuff we used to autoclave glass pipettes etc . we used a small heater thingie(it had a little pull down bar that sealed the ends) :cheesy: the technical name escapes me and it has been nearly 13 years since i worked in the microbiology dept at uni sa. happy ...