The false statement about outdoor learning is option B, which claims that attention span and cognitive development are diminished. In reality, outdoor learning enhances these aspects. The other statements accurately reflect the benefits of outdoor education.
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The false statement regarding outdoor learning is that attention span and cognitive development are diminished, which is incorrect as outdoor activities actually enhance these aspects. The other statements about outdoor learning are true and emphasize its benefits. Therefore, option B is the only false statement among the choices given. ;