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Author Question: When using workbooks, teachers should: a) assign pages only as homework assignments rather than ... (Read 48 times) |
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The horizontal fraction bar was introduced by the Arabs.
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Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.