English National Curriculum Science
Mission Objectives
Name some irreversible changes
Use observations to describe how you can tell an irreversible change has taken place
Explain why the change is irreversible and what new products have been made
Enquiry Approach - Observation over time
Observing changes that occur over a long or short period of time.
Enquiry Skill - Interpreting and communicating results
Using information, results and data to present findings, including oral and written explanations.
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Words and meanings to learn
irreversible
a change to a substance that cannot be undone or reversed
compare
discuss how 2 or more things are the same and how they are different
chemical change
a type of change in which a new substance is formed
effervescence
fizzing or bubbling
product
new substances made after the chemical change has happened
Clare is an experienced primary school teacher, having worked across both Key Stage 1 and Early Years. Before joining Developing Experts, Clare worked as a Quality Assurance Inspector for a childcare agency, following OFSTED's inspection criteria. Clare is passionate about education and ensuring children's learning is exciting and fun!
In her spare time, Clare is also a mother of two very active children and lots of animals! She enjoys a variety of sports and loves the outdoors!
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.
Sarah is delighted to be working with over 6500 UK schools and clients such as the Royal Horticulture Society, Network Rail, Rolls Royce, BEIS, National Nuclear Labs, Anglian Water and the Ministry of Defence.
Sarah was awarded an MBE for her services to tech and education in 2020.
Katie is the Chief Operating Officer at DE, which means she oversees HR, finance and our business model. After studying Drama at Exeter University, Katie spent three years as a primary teacher, before relocating to Norfolk and joining Developing Experts.
In her spare time, Katie likes to sing with Norwich Harmony barbershop chorus and has recently formed a quartet. Katie loves cooking and spending time with her husband, Bryan and dog, Bertie. She has an endearing laugh, which has to be heard to be believed. Many of us see Katie as the office 'Mum', she gives great hugs and keeps our spirits up.
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Resources: Class presentation, water, a fizzing tablet such as Berroca or Alka-Seltzer, vinegar, bicarbonate of soda, a candle, matches, soapy water, water, milk, small bottles for liquids and small containers (small aluminium pie cases work well).
Core Handout (2): A table for children to record their observations.
Stretch Handout (3): A table for children to record their observations and explain why it is an irreversible reaction.
Expert film
Mission assignment film
Operations Support Worker
Nuclear Decomissioning Operative
Nuclear Decomissioning Team Leader
Nuclear Decomissioning Site Engineer
Manager of Production or Maintenance
Technical or Production Director
