Hayley Sherrard and Teresa McErlean
The ingredients and equipment needed for one
bath fizzer are:
Citric acid (3 spoonfuls)
Sodium hydrogen carbonate (3
Plant sprayer filled with water
(sprayer should not have
previously contained any harmful
Teaspoon of dried herbs or
essence e.g. mint, lavender
flowers, rose petals, lemon or
Packaging materials cellophane/tissue paper/ribbon
Label / gift tag
Put 3 spoonfuls of citric acid and 3 spoonfuls of
sodium hydrogen carbonate into the plastic
Add a teaspoon of your chosen herbs or
Spray 3 small sprays of water into the bag and
squeeze to combine ingredients. Continue
squeezing bag until ball shape formed. Add
water in very small amounts if necessary.
Scottish Schools Education
What can SSERC do for you?
Science and Technology related
Health & Safety for schools
“All workshops were very insightful and
provided practical, useful, simple and quick
ideas that I can implement in the
classroom ... starting Monday.”
31st Jan-1st Feb 2014
12th May 2014
Sound - 21st & 22nd January 2014
In need of sound advice? Then this Glow Meet is for you.
Explore a range of easily made instruments which will enthuse and engage pupils as
they study the topic of sound. Get ideas to help in the teaching of concepts
surrounding sound. Focusing on line of development 11, this workshop will
demonstrate activities suitable in Early, First and Second Levels.
• What do you see?
• Is there anything you can think of
that is similar?
• What is happening?
Carbon dioxide is produced through the
reaction between an acid and
bicarbonate of soda (sodium hydrogen
Curriculum for Excellence
Properties and uses
•line of development 15
• line of development 19
• Through exploring properties and sources of
materials, I can choose appropriate materials to solve
practical challenges. SCN 1-15a
• By contributing to investigations into familiar changes
in substances to produce other substances, I can
describe how their characteristics have changed.
I have collaborated in activities which safely
demonstrate simple chemical reactions using everyday
chemicals. I can show an appreciation of a chemical
reaction as being a change in which different
materials are made. SCN 2-19a
• Children and young people are not often
enough experiencing sufficient depth in their
learning across all key areas in the sciences.
One contributing factor is insufficient
awareness of Sciences: Concept development
in the sciences (2009) paper.
(The Sciences 3-18, Education Scotland)
The big ideas of science – Lines of Development
Based on Concept Development in the Sciences
• 15 – Learners develop their understanding
of the connection between the structure
and properties of materials
• 19 – Learners develop an understanding of
• Make a fire extinguisher.
• Make a lava lamp.
Use cellophane and the rafia provided to
wrap your bath fizzer
Write an advice and instruction label.
• Remember to include the following
information:• The bath fizzer should not be eaten.
• Not suitable for small children.
• List the ingredients.
• When ready for use it should be placed into a
bath where it will fizz!
• Add your name to the label.