广告
Online Certificate Courses
www.coursera.org/coursera/plus
▼
Learn More
Essential Survival Skills for Everyday Situations
0:53
Essential Survival Skills for Everyday Situations
已浏览 120万 次1 周前
TikToksembilan_a026
Jobs for Kids 1️⃣| Learning Professions #english #kids #preschool #professions
0:20
Jobs for Kids 1️⃣| Learning Professions #english #kids #presc…
已浏览 441万 次1 周前
YouTubeKidshire
U is for UP! ⬆️🔠 Learn ABC! #shorts #cocomelon
0:24
U is for UP! ⬆️🔠 Learn ABC! #shorts #cocomelon
已浏览 166.7万 次1 周前
YouTubeCocomelon - Nursery Rhymes
Ben & Ellie Learns to Take Turns on the Foam Slide!
0:47
Ben & Ellie Learns to Take Turns on the Foam Slide!
已浏览 2274万 次2 周前
YouTubeToys and Colors
Forge: Tips for Beginners on Weapons and Money
1:43
Forge: Tips for Beginners on Weapons and Money
已浏览 470万 次1 周前
TikTokrxluq_
Lifeguard Maddie Teaches Ben & Bella Pool Safety & Cleaning Rules
0:53
Lifeguard Maddie Teaches Ben & Bella Pool Safety & Cleaning Rules
已浏览 793.8万 次1 周前
YouTubeToys and Colors
Evolving invention of Fiber Optics 🧵 The invention of fiber optics is one of the most powerful stories in human innovation, tracing how we learned to control and transmit light itself. It began in the 1840s, when Daniel Colladon and John Tyndall demonstrated that light could bend inside a stream of water through total internal reflection — the same principle that powers fiber optics today. In the 1930s, Dr. Heinrich Lamm used tiny glass bundles to transmit images, paving the way for optical ima
2:13
Evolving invention of Fiber Optics 🧵 The invention of fiber optics is on…
已浏览 19.2万 次2 周前
TikToklearn.driven
1:18
Communication is not just about speaking it’s about understanding…
已浏览 190万 次2 周前
TikTokcommunication.ski2
1:12
Wendy Teaches Ellie Teamwork and How to Play Fair! 💙
已浏览 450.2万 次2 周前
YouTubeToys and Colors
1:00
Hoạt hình tiếng Anh: Mimi bị bắt vì tham ăn!? Don’t Take Food from S…
已浏览 1967.4万 次2 周前
YouTubeBingGo Leaders
0:10
use BLACKFRIDAY50 for £50 off any first course purchase 🤑 . . . . . T&Cs…
已浏览 3.6万 次1 周前
TikTokup.learn
2:35
Makeup Tips for Beginners: Join Our Black Friday Special
已浏览 9.6万 次1 周前
TikTokdolledbymorgan
1:00
I don't normally share the producing side of my life online... but hoping …
已浏览 4.5万 次1 周前
TikTokrealmadisonthompson
0:11
DAY (día) vs. THEY (ellos, ellas) 🇺🇸 Learn the pronunciation differenc…
已浏览 2.8万 次5 天之前
TikTokprofe.raff
0:18
Trying to learn from Mbappé! One of the best 🔥⚽️ (still gotta work on m…
已浏览 9360万 次2023年1月24日
TikToklisazimouche92
1:33
Learn to Crochet a Stylish Hat for Beginners
已浏览 110万 次1 周前
TikToksheryart61
1:00
Hoạt hình tiếng Anh: Mimi giả ốm và cái kết - Don’t Lie, Mimi! #short #b…
已浏览 63.8万 次1 周前
YouTubeBingGo Leaders
1:33
Satisfying Reddit Threads You Need to Read
已浏览 95.6万 次2 周前
TikTokxhvjruyws
1:02
Biblical Trivia Quiz: Test Your Knowledge!
已浏览 69.8万 次1 周前
TikTokmqzspxadl2k
观看更多视频
静态缩略图占位符