Until recently, science as a school subject has been unknown at the primary school level in most countries of the Third World.
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Low-cost Science Teaching Equipment, 2
Education materials developed during the past two decades have tended to stress student participation and learning by doing.
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Low-cost Science Teaching Equipment
This revised survey has been carried out by the International Extension College at the request of the Commonwealth Secretariat.
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Correspondence Institutions in the Commonwealth 1976