Kohlberg’s Theory of Moral Development

Kohlberg’s theory of moral development is a stage-based model of moral maturity developed by Lawrence Kohlberg in 1958. The theory offers three levels of moral development, each of which contains two stages. Kohlberg asserts that moral development is neither the result of a genetic blueprint nor the result of conscious teaching of morality. Rather, it is a process […]

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Ratio and Proportion

The concept of ratio and proportion is one of the most essential concepts in maths. A ratio is a relationship between two numbers that defines the quantity of the first in comparison to the second. Ratios can be written in the fractional form. For example: 3:7 or 3/7. When quantities are proportional, their ratios are equal. 

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Mean, Median, Mode & Range

The terms mean, median and mode are used to describe the central tendency of a large data set. Range provides provides context for the mean, median and mode. Mean: It is the average of all the values of a dataset. Significance: While buying a car you are not interested in the no. of Kilometers car […]

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Personality & its tests

The term personality has been derived from the Latin word persona which means a mask. It was used by actors to hide themselves and to act without being noticed by the audience. The following are just a few of the definitions that have been put forth by some different psychologists:  “That which permits a prediction […]

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Theories of Intelligence

Concept of Intelligence and Its Nature & Functions Theories of Intelligence Measurement of Intelligence & Types of Intelligence Test Concept of Intelligence Quotient Theories of Intelligence Various psychologists have tried to explain the concept of human intelligence and presented various theories which have improved our understanding of intelligence. Some of the major theories of intelligence […]

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Gardener’s theory of multiple intelligence

The theory of multiple intelligence was developed in 1983 by Dr. Howard Gardner, professor of education at Harvard University. It suggests that the traditional notion of intelligence, based on I.Q. testing, is far too limited. Instead, Dr. Gardner proposes eight different intelligence to account for a broader range of human potential in children and adults. […]

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Food Chain and Food Web

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another. In a food chain, each organism occupies a different trophic level, defined by how many energy transfers separate it from the basic input of the chain. At the base of the food chain lie the primary producers. The primary […]

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Principles of Language Teaching

All language learning involves the processes of listening, speaking, reading and writing. Language learning is based on following well-defined principles. Language Patterns as Habits Language learning is a habit formation process. It is a process during which various language habits are formed. Therefore, listening, speaking, reading and writing habits are to be formed consciously and […]

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Atmosphere of Earth

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth’s gravity. How many atmospheres does the earth have? Earth’s atmosphere is divided into five main layers: the exosphere, the thermosphere, the mesosphere, the stratosphere and the troposphere. Layer Altitude Range (Km) Temperature […]

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Mensuration Formulas

Mensuration is the branch of mathematics which deals with the study of Geometric shapes, their area, volume and related parameters. Some important mensuration formulas in one poster: Download

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