为孩子的互动百科，满足小小好奇心An interactive encyclopedia for kids — feeding little curiosities
好奇一下，世界就打开了 Ask why — and the world opens
给 4–8 岁爱问「为什么」的孩子：拖一拖、点一点、翻一翻，把科学变成探险故事。 For curious kids ages 4–8: drag, tap, and flip — science that feels like an adventure.
家长放心：内容短、互动强、双语切换，适合亲子一起读。 For parents: short stories, rich interaction, bilingual — built for reading together.
挑一个故事出发Pick a story to begin
共 13 个探险 · 点筛选看同类主题13 adventures · filter by theme
恐龙探险队Dinosaur Adventure
远古巨兽从哪来、怎么生活、为什么消失。Where giant dinos came from, how they lived, and why they vanished.
开始探险 →Start exploring → 新上线New南瓜灯之夜Pumpkin Night
万圣节从哪来、南瓜灯怎么刻、怎么玩才安全。Where Halloween came from, how to carve a pumpkin, and how to stay safe.
开始探险 →Start exploring → 已上线Live你好，月球！Hello, Moon!
转一转月球，看月相、陨石坑和登月脚印。Spin the Moon and see phases, craters, and footprints on the Moon.
开始探险 →Start exploring → 已上线Live我的身体My Body
认识心脏肺胃大脑，跟着一口饭去旅行，练练好习惯。Meet heart, lungs, tummy and brain, follow a bite of food, and practice good habits.
开始探险 →Start exploring → 可探索Explore天气为什么变Why Weather Changes
云变雨、风在转，亲手滑出一道彩虹。Clouds turn to rain, wind spins, and you can slide out a rainbow.
开始探险 →Start exploring → 已上线Live海洋探险队Ocean Explorers
坐潜水艇下潜，看海洋分层、珊瑚礁，还有保护海洋的小任务。Dive in a sub, see ocean layers and coral reefs, and help protect the sea.
开始探险 →Start exploring → 可探索Explore昆虫超能力Insect Superpowers
蚂蚁力气、蜜蜂跳舞、蝴蝶翅膀的小魔法。Ant strength, bee dances, and the little magic of butterfly wings.
开始探险 →Start exploring → 可探索Explore火山与地震Volcanoes & Earthquakes
切开地球看分层，按一下让火山喷起来。Slice Earth into layers and press to make a volcano erupt.
开始探险 →Start exploring → 已上线Live太空探险队Space Explorers
太阳系之旅、月亮为什么会变、宇航员的一天和天宫。Tour the solar system, learn why the Moon changes, and visit astronauts.
开始探险 →Start exploring → 可探索Explore植物怎么喝水How Plants Drink
水从根爬到叶，阳光一照就会变绿变亮。Water climbs from root to leaf, and sunshine makes plants green and bright.
开始探险 →Start exploring → 可探索Explore白天和黑夜Day & Night
转转地球，一半白天一半黑夜就懂了。Spin Earth and see why half is day and half is night.
开始探险 →Start exploring → 可探索Explore动物怎么睡觉How Animals Sleep
蝙蝠倒挂、海豚半边脑睡觉，翻开卡片看看。Bats hang upside down, dolphins sleep with half a brain — flip the cards.
开始探险 →Start exploring → 可探索Explore为什么能飞和开Why Things Move
飞机抬升、汽车滚动、小船浮起来的直觉实验。Lift for planes, roll for cars, and float for boats — try the experiments.
开始探险 →Start exploring →为什么做 WhyForKidsWhy we built WhyForKids
因为家里有两个快 5 岁的孩子——姐姐 M 姐和弟弟 M 弟。他们总爱问「为什么」，这个网站先是给他们做的互动百科，也想分享给全世界其他小朋友。 Because we have two almost-five-year-olds at home — big sister M and little brother M. They keep asking “why?”, so we built this interactive encyclopedia for them first, and we’re happy to share it with kids everywhere.
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动手学，不只是看Hands-on, not just watching
每个故事都有可拖、可点、可翻的互动，孩子自己发现答案。Every story has drag, tap, and flip moments so kids discover answers themselves.
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中英双语，一次切换Bilingual in one tap
全站中英切换，语言记忆会跟着你进每一个专题。Switch Chinese/English site-wide; your choice follows you into every topic.
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先给家里，再给更多小朋友For our kids — and yours
短故事、大字号、暖色纸感界面，适合亲子一起坐下来问为什么。Short stories, big type, warm paper UI — made for sitting down and asking why together.