The document discusses the objectives, importance, design considerations, and maintenance of a school science laboratory. It aims to develop scientific concepts, attitudes, skills, and the scientific method through hands-on learning. Proper selection and purchase of chemicals and equipment is important based on curriculum needs, supplier options, and budget. Various registers must be maintained including permanent stock, breakables, consumables, orders, and requirements. A list of common laboratory apparatus and equipment is also provided such as beakers, flasks, balances, thermometers, and microscopes.

1. SCIENCE LABORATORY
KRISHNATHULASI A K
PHYSICAL SCIENCE
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2. OBJECTIVES:
Understanding scientific concept
Development of scientific concept
Development of scientific attitude, scientific skill, scientific interest
Training in scientific method
 Maintenance of curiosity
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3. IMPORTANCE
 Helps the development of manipulative skill
 Laboratory exercise train them in scientific thinking
 Increases teacher- student relationship
 Achievements in science increases by experimental method
 Physical and intellectual activities are there
 It emphasize learning by doing
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4. Laboratory designing
 Size the lab to meet the requirements of users
 Determine control areas early in design
 Plan for chemical storage
 Proper MEP
 Consider equipment heat gains
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5. Selection & Purchase of chemicals
o Type of apparatus required
o Quantity of each item
o Choice of suppliers
o finance
o The number of subjects taught
o The capacity of the laboratory
o The knowledge and ability of teacher
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6. Purchase of apparatus & chemicals
A sample of apparatus and chemicals are given below:
Sl
No.
Name of the items Quality Size Quanyity
1 Beaker Pyrex 250 ml 3 Dozens
2 Conical flask Pyrex 500 ml 2 Dozens
3 Sulfuric acid LR Grade 1000 ml 2 Bottle
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7. REGISTERS MAINTAINED IN THE
LABORATORY
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8. i. Permanent stock register: Articles of permanent nature are entered in this register
E.g: Month &
date
Particulars Details of
company
Rate(unit
prize)
Quantity Signature of
teacher
ii. Stock register of breakables : Articles which are liable to be broaken are included in
this register
E.g: Month&
date
Particulars Receipt
Quantity Rate
Details of
broken item
How the
breakage
took place
Balance
Quantity Date
Sign of
teacher
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9. iii. Stock register of consumables : Articles liable to consumed is added here
E.g: Month &
date
Particulars Receipt
Quantity Rate Amount
Details of
consumed item
Balance
Quantity Rate
Remarks &
signature of
teacher
iv.Order registerer : Include records of order sent for the purchase of apparatus & chemicals.
v. Requirement register: Includes required items which feels necessary
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10. LABORATORY APPARATUS &
EQUIPMENTS
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11.  Beaker
 Conical flask
Measuring
cylinder
 Test tube
 Test tube
holder
 Watch
glass
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12.  Funnel
 Burette
 Tripod
 Gauze
 Clamp
stand
 Universal
Indicator
paper
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13.  Microscope
 Centrifuges
 Thermometer
 Analytical
balance
 Spring
balance
 Drying
oven
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