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This is a manual for lower-secondary school teachers. It contains a wide selection of the most relevant experiments for Science teaching in lower secondary schools. The experiments are taken from the 5 manuals on science experiments for Regional Teacher Training Centres for Secondary Education.

This manual contains 4 parts.

Part1: Physics

  • Chapter 1 Mechanics contains 8 experiments.
  • Chapter 2 Sound contains 4 experiments.
  • Chapter 3 Heat contains 3 experiments.
  • Chapter 4 Pressure contains 13 experiments.
  • Chapter 5 Electromagnetism contains 2 experiments.

Part2: Chemistry

  • Chapter 1 Mixtures and Solutions contains 12 experiments.
  • Chapter 2 Chemical Reactions contains 7 experiments.

Part3: Biology

  • Chapter 1 Structure of Plants contains 2 experiments.
  • Chapter 2 Diffusion and Osmosis contains 3 experiments.
  • Chapter 3 Respiration contains 4 experiments.
  • Chapter 4 Heart contains 2 experiments.
  • Chapter 5 Other Experiments contains 1 experiment.

Part3: Earth Science

  • Chapter 1 Astronomy contains 2 experiments.  
  • Chapter 2 Weather and Climate contains 2 experiments.
  • Chapter 3 Educational Game contains 2 games.

This first edition is published in 2013 by the Teacher Training Department of the Ministry of Education, Youth and Sport of Cambodia with the support of VVOB.