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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." We’re willing to bet it’s been a minute since you prepared slides in a science lab. If your kid’s back-to ...

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A microscope is a scientific instrument used to magnify small objects so they can be seen larger than life. The simplest microscope is a single lens called a magnifying glass. The larger, more ...

A pair of strong binoculars brings far-away objects much closer, letting you examine them from a safe distance. But there is an entirely different world when you look closely at the smallest creatures ...