Technicians’ lists of equipment
Downloaded from www.catalystscience.co.uk
Catalyst 2, Unit A: Food
and digestion
Lesson A1: What’s in food?
Main activities
A1a Investigating foods
For each group:
 food samples
 iodine solution
 Benedict’s solution
 Biuret solution
 plain paper
 hot water bath
 test tubes
 test tube rack
Plenary activities
Looking ahead
A selection of restaurant menus
Lesson A3: Healthy or not?
Starter activities
Problem solving
Bring in, or ask pupils in a previous lesson to bring in, a selection of nutritional labels.
Capture interest
Bring in, or ask pupils in a previous lesson to bring in, a selection of magazines containing food
advertising.
Lesson A4: Total breakdown
Main activities
A4a The digestive system 1
For peristalsis:
 tennis ball
 pair of tights
For the role of fibre:
 bran fibre
 water
This list is in Microsoft Word, so it can be customised to fit each school’s requirements.
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Technicians’ lists of equipment
Downloaded from www.catalystscience.co.uk
Catalyst 2, Unit A: Food
and digestion

two beakers
For lock and key mechanism:
 beads that lock together
A4b Enzymes at work
For each group (Core):
 spotting tile (at least six wells)
 marker pen
 two dropping pipettes
 iodine solution
 1% starch solution
 1% amylase solution (at least 30 cm3)
 two measuring cylinders (10 cm3)
 digital stopclock
 test tube
In addition for each group (Extension):
 water baths at 35°C, 50°C and 65°C
 beaker of water at 20°C
 beaker of ice and water at 5°C
Lesson A5: Taking it in
Starter activities
Problem solving (2)
Prepare equipment for the teacher to demonstrate the apparatus shown in the diagram.
This list is in Microsoft Word, so it can be customised to fit each school’s requirements.
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Technicians’ lists of equipment
Downloaded from www.catalystscience.co.uk
Catalyst 2, Unit A: Food
and digestion
Main activities
A5a The digestive system 2
For absorption through the gut:
 starch solution
 glucose solution
 Visking tubing
 elastic band
 beaker or boiling tube
 water
For particle differences:
 sand
 dried peas
 sieve
 container to collect sand
This list is in Microsoft Word, so it can be customised to fit each school’s requirements.
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