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Opinion
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Opinion
Mental health: Stress-induced oral health problems
Bad oral health can worsen mental instability. The community of microorganisms in the mouth is disrupted by poor dental hygiene, which can lead to gum disease and tooth loss.
5 天
Word Problems
Emily Sharp and Kunal Nabar collaborate on a puzzle that’s greater than the sum of its parts.
Education Week
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One Thing We Get Wrong About Teaching Math (and How to Fix It)
Spaced learning is an effective alternative to the traditional massed-learning approach, unlocking greater potential for both teaching and learning.
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今日热点
Hughes Fire prompts evacs
Senate advances nomination
Confirmed as CIA director
Judge halts executive order
NYC aesthetician charged
Sentenced to over 50 years
Slander conviction upheld
Thai same-sex marriage law
Orders release of secret docs
Houston refinery closure
Corpse flower draws crowd
Mulls SC governor’s bid
Launches bid for governor
New panel to probe Jan. 6
ACLU sues over deportations
To visit Central America
Halftime show special guest
Security breach at US Capitol
100K+ ducks to be killed
Purdue, Sacklers settlement
San Antonio officers shot
Announces return to skiing
Jobless claims rise slightly
'Bling Empire' star dies
CNN announcing layoffs
Commandments law in court
Keys upsets Swiatek
Picked as ambassador to EU
ICC targets Taliban leaders
Recalling over 270K vehicles
Defends diversity policies
Heat suspend Butler again
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