Tamelabo 日本語
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Series

Data, math and science, checked with videos and hands-on experiments

Watch on YouTube, then try things out here. Every episode page lists all of its sources.

New

Published Nov 7–Nov 9

Series

11 series. Each color matches the label on the video thumbnails.

All episodes

75 episodes, newest first

Data in Motion#07 How Much Hotter Has Japan's Summer Gotten? 117 Years on a 3D Map, 1910→2026 Focus Sound Room#05 After-School Library at Sunset — Sounds for Study & Focus (1 Hour, No Music) Try it What If, Calculated#07 What If the Moon Were Half as Far? We Calculated Its Size and Orbit Try it Math Aha! Theater#08 Place Value Chart: Order Big Numbers Greatest to Least (Grade 4, Core) Try it Classics in 5 Minutes#14 I Am a Cat by Natsume Sōseki: Is the Cat Really Wiser Than Humans? Classics in 5 Minutes#17 The Nighthawk Star by Kenji Miyazawa: What Was Yodaka Trying to Escape? Classics in 5 Minutes#13 One Hundred Views of Mount Fuji by Osamu Dazai: Why Thank the Mountain? How It Works Inside#06 How Does a Firework Make Its Colors and Shapes? Maps in Motion#07 How Did Ships, Planes and Trains Connect 195 Countries? Try it Maps in Motion#06 Are Japan’s Cherry Blossoms Opening Earlier? 74 Springs on a Map What If, Calculated#06 What If You Drop a Ball Through Earth? We Calculated Spin and Air Try it Classics in 5 Minutes#12 Takasebune by Mori Ōgai: Why Did the Exiled Man Look Happy? Rewind Factory#05 Where Does a Blue LED Come From? We Rewound It Step by Step Classics in 5 Minutes#11 Lemon by Motojirō Kajii: Why Leave One Lemon in a Bookshop? Classics in 5 Minutes#10 Toshishun by Ryūnosuke Akutagawa: Why Does He Break His Silence? Illusion Lab#08 How Far Can You Trust Your Eyes on Depth? Try it Math Aha! Theater#07 How Many Millions Make One Billion? (Grade 4, Starter) Try it Math Aha! Theater#05 "Three Hundred Thousand, Fifty" in Digits? (Grade 4, Starter) Try it Maps in Motion#05 Why Are So Many of Kyoto's Famous Sights Outside the 794 Capital? Focus Sound Room#04 Autumn Night Music Room — Sounds for Study & Focus (1 Hour, With Piano) Try it Data in Motion#06 Which Phone Leads Japan? Android vs iPhone, 2007–2026 How It Works Inside#05 How Does GPS Know Where You Are? Illusion Lab#07 How Far Can You Trust Your Eyes on What's There? Try it Classics in 5 Minutes#09 Maihime by Mori Ōgai: Did Toyotarō Say Goodbye Himself?