English National Curriculum - Science
Mission Objectives
Describe the test for hydrogen to another student
Describe the test for oxygen to another student
Describe the test for carbon dioxide to another student
Describe the test for chlorine to another student
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Words and meanings to learn
chlorine
a greenish-yellow toxic gas that bleaches damp litmus paper white in a gas test
litmus paper
indicator paper used to test gases like chlorine; it changes colour (and gets bleached by chlorine), helping identify specific gases
carbon dioxide
a gas produced in some chemical reactions, such as when acids react with metal carbonates; it turns limewater cloudy during a gas test
oxygen
a gas that supports combustion; in gas tests, a glowing splint will relight in the presence of oxygen
hydrogen
a gas produced when metals react with acids; it makes a distinctive 'squeaky pop' when tested with a lit splint
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Sarah is a former headteacher and charity CEO who founded Developing Experts in October 2015 with the goal to create a fit-for-purpose curriculum for schools. The company has created a science curriculum for children ages 4-16 which is delivered through sequenced lessons mapped against the National Curriculum in biology, chemistry, and physics. Developing Expert's innovative approach to learning has already been road-tested and voted 'best EdTech product in Europe', winning Tech Nation’s Rising Stars earlier in 2019 and a place on Google for Startups Immersion program 2020. In 2022 Developing Experts won the BETT Awards for Best Classroom Resource - Teaching Aid. Sarah is a 'LDC Top 50 Most Ambitious Business Leader' 2022. In October 2022 Developing Experts joined Tech Nation's Upscale 8.0 programme.
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Samantha is an accomplished science educator whose current work centres on curriculum design and professional development, supporting teachers to deliver high-quality science education through evidence-informed approaches. She is a former Head of Chemistry and Sixth Form Tutor with extensive Key Stage 4 and 5 experience, and has worked as an AQA examiner, giving her valuable insight into assessment standards and what students need to succeed.
Underpinning this is a strong foundation in applied science built across a range of industry roles. Samantha has held scientific roles at John Smith's Brewery, Yorkshire Water and WasteCare, where she led technical projects, drove operational efficiencies and ensured compliance with industry standards. Across these roles she has first-hand experience of how scientific knowledge translates into measurable outcomes in professional and commercial environments.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
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