Karen Marshall
Karen is head of science and chemistry at The Ladies’ College, Guernsey, an 11–18 girls’ school in the Channel Islands. For nearly 30 years, she has enjoyed making chemistry fun for all with lots of themed outreach for students and the public.
Karen encourages her students to pursue research projects, most recently based around climate change and sustainability.
Question sheetAtomic structure | Review my learning worksheets | 14–16 years
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
ResourceAtoms and ions | Review my learning worksheets | 14–16 years
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
Practical videoEnthalpy change of combustion of ethanol | practical videos | 14–16 years
Video and resources investigating the heat energy change of combustion of ethanol
Practical videoPaper chromatography | practical videos | 14–16 years
Video and resources showing how to separate colours in inks using paper chromatography
ResourcePhytomining | 14–16 years
Explore cutting edge industrial solutions to traditional mining with these differentiated resources which include an interactive cloze, sequencing activity and a storyboard template.
IdeasLink global food security to your lessons on fertilisers
Use these resources and activities to link UN sustainable development goal 2 to your practical lessons on rates of reaction and the use of fertilisers
ResourceFertilisers and sustainability | 16–18 years
Investigate the rate of hydrolysis of urea and assess your learners’ practical skills, includes extension green chemistry questions on sustainable fertilisers
ResourceCisplatin and drug design | 16–18 years
Assess learners’ understanding of the mechanism of cisplatin as an anticancer drug with these examination-style questions.
Practical videoReactivity of metals | practical videos | 14–16 years
Video with supporting resources featuring three experiments investigating the relative reactivity of metals, including metal displacement reactions in microscale
Practical videoElectrolysis – practical videos | 14–16 students
Video and supporting resources investigating electrolysis of aqueous solutions