How smart are crows? - Katharina Brecht

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To hit someone very hard on the head, typically with a heavy or blunt object. It is a graphic and often informal verb used to describe a violent strike to the skull.

A scientific test done to find out how something works or to see if an idea is true. It is a common activity in science classes where students follow steps to observe a result.

In sports like baseball or softball, a pitcher is the player who throws the ball toward the batter to start each play. The pitcher stands on a specific area called the mound and tries to prevent the batter from hitting the ball.