The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Safety in schools, H.M.S.O. safety pamphlets, Regulations governing the disposal of poisonous waste
4(2) Opinion
Apparatus kits
6(4) Testing transistors
The teacher or technician faced with an unmarked transistor may learn a great deal about it by the intelligent use of an ohmmeter.
8(6) Gas analysis
In Bulletin 50 we published a suggested simplification of the technique for gas analysis. Here we offer some improvements.
10(8) Supply of Pharbitis nil
We have a supply of seeds on offer.
10(8) Sulphur trioxide preparation
Catalyst availability and a warning.
10(8) Trade News
11(9) In the Workshop – Respiration module
In bulletin 53 we published details of a module which can be used to detect carbon dioxide production by a wide range of organisms, from soil microbes to humans. We have sent a modified design which offers improvements.
12(10) Address List
13(11) Bulletin Index – Nos. 50 – 59
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Scottish ASE conference, Future SSSERC exhibitions, S.E.D. circular on carcinogens, We will investigate after sales service.
4(2) Opinion
Buying apparatus
5(3) Bicarbonate indicator
Problems with bicarbonate indicator and some solutions.
5(3) Trade New
8(6) In the Workshop – centre of gravity demonstration
A device which seems to catch the wonder of the school pupil morethan other similar centre of gravity “tricks”,
8(6) Perspex sheet bender
In Bulletin 13 we published a design for a perspex sheet bender, using resistance wire heated by a low voltage power supply. We offer some improvements.
11(9) Metronome
A metronome, based on the oscillating advertising sign often seen in shop windows.
14(12) Address List
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
VAT its introduction and implications for schools.
4(2) Opinion
ASEP (Australian Science Education Programme) systems
5(3) Air flow generator
In chemistry there are instances where it is necessary to push air over a substance in a combustion tube. We show one way of obtaining such an air flow.
5(3) Gas chromatograph
We describe a heating system for the Gallenkamp Junior Gas Chromatograph,
8(6) Laboratory accidents
Using molten potassium chlorate to produce oxygen, Heating magnesium powder instead of ribbon. (Suggested replacement of asbestos with rocksil), Charcoal blocks burning.
8(6) Anaerobic respiration
We describe methods for investigating this process.
10(8) Electro-mechanical flip flop
A flip flop using relays may seem something of an anachromism in these days of dual inline integrated circuit chips. However, there may be pupils, perhaps even some teachers, who feel more confident if they know what is taking place.
11(9) Oersted’s experiment
We take a new look at an old experiment, Oersted’s rotating wire.
12(10) Trade News
13(11) Bulletin Supplement – colorimeters
A summary of test reports on a selection of colorimeters;
14(12) Address list
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Secondment of Colin Weatherley
3(1) Opinion
Caveat emptor – Use of Nuffield Combined Science in Iran
5(3) moments of inertia apparatus
The mathematics is taken out of the problem, and numeracy inserted, by providing a pair of similar objects with different dimensions and asking the student to predict which of the two will have the greater acceleration down. the incline
7(5) Force on a conductor apparatus
A top pan balance with a 10mg sensitivity can be used as a force-on-a-conductor balance,
7(5) Energy content of foods
Some simple methods for food calorimetry.
11(9) Producer gas preparation
A method for making ‘producer gas’ (fuel gas that is manufactured from material such as coal).
12(10) Trade News
14(12) Address List
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Assistant Director of Biology (John Richardson), Assessing electronic calculators
4(2) Surplus physics equipment available.
5(3) Disposal of radioactive sources
The National Radiological Protection Board will accept for disposal any radioactive source.
6(4) Inductive reactance demonstration
An experiment which shows the ‘choking’ or inertial effect of inductance.
7(5) Filter pump use
Water use by filter pumps.
7(5) Food testing with ‘stix’ papers
We look at the effectiveness and suitability of various clinistix and albustix products.
11(9) CLEAPSE Reports
An updated list of CLEAPSE reports available to borrow.
12(10) Explosive gas mixtures
How to carry out gas explosions safely.
12(10) Storage of sulphur dioxide cylinders
Incorrect storage can lead to corrosion.
13(11) Pipette filler
In Bulletin 32 we described the construction of a pipette filler based on a disposable syringe. Since then we have found a simpler method of construction.
14(12) Address List
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Iranian science – an update on the situation with Nuffield Combined Science.
4(2) On choosing a microscope
Advice on choosing suitable microscopes for pupil use.
9(7) Accident report
An accident which occurred during storage of a mixture of copper and sulphur powder.
10(8) In The Workshop – Spark ignition of fuels
Construction of Apparatus which can be used to show explosion of mixtures of air and petrol, town gas, natural gas, liquified petroleum gas (propane or butane) or a combustible powder such as lycopodium.
11(9) Smoke cell
An improved version of our design from Bulletin 4.
10(8) 4 mm plug leads
Connecting them for mechanical strength.
12(10) Connector block
A DIY connector block to simplify wiring.
13(11) Trade News
14(12) Address List
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
SSSERC microscope reports, Physics equipment list, Integrated science list
5(3) On choosing a microscope (Part 2)
The second part of the article on choosing a microscope, continuing from Bulletin 65
9(7) Bulletin Supplement – ‘H’ grade microscopes
A list of microscopes suitable for ‘H’ grade work in schools.
14(12) Address List
The page numbers refer to the pages in the pdf. (The numbers in brackets are those given in the actual bulletin)
3(1) Introduction
Annual subscription, Bulletin reprints, Surplus equiprnent in the Dundee area
4(2) Oxidation of ammonia
How to carry this out safely.
5(3) Surplus physics equipment
8(6) Faraday cage
Making a Faraday cage to show that there is no electric field inside a hollow conductor
9(7) In The Workshop – microscope eyepiece projector
A microscope eyepiece attachment which allows the image to be projected horizontally onto a screen,
9(7) Microscope viewing head
Following an idea supplied by a teacher of using a slide projector as a light source, we have constructed a cheap viewing head from a flower pot.
13(11) Trade News
14(12) Address List
