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Science

Space, experiments, animals, climate, and big questions for curious minds.

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NASA Space Place

Games, crafts, stories, animations, and activities that make space and Earth science approachable for kids.

WebsiteDownloadable
5–14 · Free95
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NASA Climate Kids

Kid-friendly climate science, experiments, games, and explainers from NASA.

WebsiteDownloadable
7–13 · Free93
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NASA Kids' Club

NASA games, astronaut stories, mission pictures, and STEM activities for younger learners.

Website
3–10 · Free93
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Wonderpip

A calm browser-based learning space with early maths, reading, science, art, music, stories, and puzzles.

Website
3–8 · Free93
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BBC Bitesize

Teacher- and subject-expert learning support covering school subjects, revision, homework, and wellbeing.

WebsiteYouTube channel
3–16+ · Free91
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Smithsonian Kids

Museum-backed art, history, science, nature, and space activities, games, interactives, and family guides.

WebsitePhysical placeDownloadable
6–14 · Free91
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NASA STEM Engagement

NASA STEM activities, educator guides, challenges, and mission-linked learning resources.

Website
5–18 · Free91
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Khan Academy

A broad free learning platform with practice and lessons across math, science, computing, reading, and more.

Website
4–18 · Free91
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Exploratorium

Museum-backed science learning with hands-on activities, Science Snacks, tinkering projects, videos, and teaching tools.

WebsitePhysical placeDownloadable
4–18 · Free with paid options90
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Chrome Music Lab

Hands-on browser experiments that help children explore rhythm, melody, sound, drawing, and the connections between music, science, math, and art.

Website
5+ · Free89
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ESA Kids

Space science stories, missions, games, and activities from the European Space Agency.

Website
6–14 · Free89
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National Geographic Kids

Fact-filled animal, science, and geography content for curious kids.

WebsiteYouTube channel
6–12 · Free88
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Microsoft MakeCode

Browser-based coding environments for micro:bit, Minecraft, Arcade, and other creative projects.

Website
8–18 · Free88
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TeachEngineering

Standards-aligned engineering lessons, activities, and design challenges for K–12 learners.

Website
5–18 · Free88
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NOAA Ocean Service Education

Ocean, coastal, mapping, and marine science activities and background resources.

Website
8–18 · Free87
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Science News Explores

Accessible science news and explainers written for middle-school and high-school readers.

Website
9–18 · Free87
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National Park Service Kids

A gateway to Junior Ranger badges, citizen science, camps, service projects, and outdoor learning across U.S. national parks.

WebsiteDownloadableAndroid app
5–13 · Free with paid options86
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PBS LearningMedia

Teacher-curated videos, interactives, lesson resources, and classroom collections from public media.

Website
3–18 · Free with registration86
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TED-Ed

Animated lessons and discussion prompts across science, culture, language, history, and ideas.

Website
8–18 · Free86
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TryEngineering

Engineering lesson plans, activities, games, and career stories from IEEE for young learners.

Website
8–18 · Free86
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Ocean School

Immersive videos and learning journeys that connect children with ocean science and stewardship.

Website
8–16 · Free85
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Mystery Science

Hands-on elementary science lessons built around intriguing questions, videos, and investigations.

Website
5–11 · Free with paid options85
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DK Find Out!

Illustrated fact pages and videos covering science, animals, history, geography, and the world around us.

Website
6–12 · Free84
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San Diego Zoo Kids

Animal facts, videos, games, and conservation stories from the San Diego Zoo Wildlife Alliance.

Website
4–12 · Free with paid options84
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Crash Course Kids

Short, energetic science videos that explain Earth, life, physical science, and engineering topics.

YouTube channel
7–13 · Free84
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Amoeba Sisters

Friendly biology videos, handouts, and study resources for learners exploring life science.

Website
11–18 · Free with paid options84
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LEGO Education

Hands-on STEM, robotics, and coding curriculum built around LEGO Education sets and classroom projects.

Website
3–18 · Paid84
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Engineering Is Elementary

Engineering design challenges and curriculum resources that connect science learning with real-world problems.

Website
5–11 · Free with paid options83
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Highlights Kids

A playful collection of jokes, games, crafts, activities, polls, and creative challenges for elementary-age kids.

Website
6–12 · Free82
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Generation Genius

Standards-aligned science videos, lesson plans, activities, and assessments for elementary and middle school.

Website
6–14 · Paid82
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SciShow Kids

Science videos answering children’s questions about animals, nature, technology, and the world.

YouTube channel
6–12 · Free82
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KiwiCo Activities

Hands-on science, art, engineering, and craft activities with instructions for family projects.

Website
3–14 · Free with paid options82
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Maker Camp

Project-based making activities that combine science, engineering, art, and creative problem solving.

Website
8–14 · Free82
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World Book Kids

Child-friendly encyclopedia articles, media, activities, and research tools, often accessed through libraries.

Website
6–12 · Library or institution access82
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Newsela

Differentiated nonfiction articles and quizzes designed for classroom reading practice.

Website
7–18 · Free with paid options82
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Earth Rangers

A conservation-focused app with animal missions, games, facts, and ways for children to take action.

Website
7–12 · Free with paid options81
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DIY

Skill-based creative challenges that invite children to make, build, explore, and share projects.

Website
4–14 · Free with paid options80
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National Children’s Museum

Hands-on museum exhibits, maker activities, and family learning experiences in Washington, DC.

WebsitePhysical place
0–12 · Paid80
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Kids Discover

Visual nonfiction articles and interactive lessons covering science, history, geography, and social studies.

Website
6–14 · Free with paid options80
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TIME for Kids

News articles and current-events reading for children, with classroom and family resources.

Website
7–14 · Free with paid options80
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CBeebies

BBC children’s content with stories, songs, science, nature, and early-learning programs.

YouTube channel
2–8 · Free80
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Numberphile

Mathematics videos exploring numbers, puzzles, patterns, proofs, and surprising ideas.

YouTube channel
11–18 · Free80