Advertisement
Health
Oral Health Care
A healthy mouth is not only important for proper nutrition and speech but also influences your self-esteem and social interactions. This dental health course establishes the importance of oral health and explains how to perform optimal oral hygiene practices to keep your teeth, gums and breath in good condition. We explore the anatomy of the mouth and describe common oral health issues and the preventive dental care procedures used to treat them.
read more
Oral Health Care
Improve your dental and oral health with this free online course that explains how to keep your teeth and gums healthy.
A healthy mouth is not only important for proper nutrition and speech but also influences your self-esteem and social interactions. This dental health course establishes the importance of oral health and explains how to perform optimal oral hygiene practices to keep your teeth, gums and breath in good condition. We explore the anatomy of the mouth and describe common oral health issues and the preventive dental care procedures used to treat them.
A short ad will play before each lesson.
5 Lessons
Oral Heath Management
This module will teach you the basics of oral health and help you develop the best oral hygiene habits. You’ll learn about the structure of the mouth, including the teeth, gums, tongue, and other tissues that support them. We explore common oral health issues, discuss the role of nutrition in oral health and more.
1.Learning Outcomes
Continue Learning
2.Foundations of Oral Wellness
Continue Learning
3.Proactive Oral Health
Continue Learning
4.Oral Health: Nutrition and Maintenance
Continue Learning
5.Lesson Summary
Continue Learning
1 Lessons
Course assessment
Related Articles
Duolingo’s Q4 2025: Record Revenue, Record Stock Drop, One Massive Buyback
TL;DR
Duolingo reported Q4 2025 revenue of $282.9 million (+35% YoY), closing its first billion-dollar year, breaking estimates again.
The stock dropped 22.5% anyway. Again.
The company plans to slow down monetization to grow to 100 million DAUs until 2028, by focusing on teaching quality, giving more to free users, and growing non-language courses.
Duolingo’s Q4 2025 results confirmed something we highlighted in its 2025 review: growth is slowing.
The company crossed a billion dollars in r
AI Prompting with Google: From Beginner to Certified
Although I spend a lot of time at the computer and have taken more than 200 online courses since 2012, I’m still learning how to make the most of generative AI tools. I’m not a complete beginner in the world of AI, but definitely need to become more fluent in its use. In this respect, I found Google Prompting Essentials, created by Google Career Certificates, very helpful. This course, released in October 2024, provided plenty of ideas for creating and refining prompts in a variety of situatio
FutureLearn’s 2021: Year in Review
In 2021, FutureLearn gained 2M learners, appointed a new CEO, and introduced close to 100 ExpertTracks.
Coursera Q1 2026: Platform Fee Raises Consumer Margins to a Multi-Year High, Enterprise Customers Slip
TL;DR
Q1 2026 revenue grew 9% YoY; Consumer segment is up double digits, but Enterprise segment is lagging.
The platform fee pushed Consumer margins to a multi-year high, but Enterprise customer count slipped for the first time since IPO.
Enterprise grew 7% YoY, ahead of management’s low single-digit guidance, with new GM Anthony Salcito leading execution improvements.
In the last earnings report, we flagged Coursera’s struggling segments. Not much has changed, except for one thing: the plat
Harvard CS50 in 2025: How to Get a Free Certificate
Harvard’s intro to computer science was just updated! Here’s what’s new and how to earn a free certificate.
9 Best TensorFlow Courses for 2025
An in-depth guide on the best online courses for learning TensorFlow. Learn Google’s popular ML library!
Recommended Related Courses
