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Martha is a lovable family dog with the power of speech. She helps children understand words in everyday conversation, teaching up to 20 different words in each show.Ages: 4-7 Educational Goal: Social ...

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Mechanism of action describes the process by which a molecule, such as a drug, functions to produce a pharmacological effect. A drug’s mechanism of action may refer to its effects on a ...

Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain actions on our website or click to take an action on their website.