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Cute girl using a magnifying glass to look at insects perched on the trunk of a tree Learn to use observation related to science.
Schoolchildren performing group tasks in classroom. Teacher standing beside and observing.
School girls writing a report on wind turbines in a classroom as they closely observe the miniature model by leaning forward on their desk
International Stuttering awareness day is observed every year on October 22, it is a speech disorder that involves frequent and significant problems with normal fluency and flow of speech. Vector art

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