All Science Courses
Hand-picked free courses from Khan Academy, CK-12, NASA, PhET, and National Geographic Kids — organized by grade.
Showing 44 courses
Biology
Ecosystems & Living Things
Plants, animals, and how energy flows through food webs.
Chemistry
Matter & Its Interactions
Solids, liquids, gases — and the magic of changing between them.
Earth & Space
Earth's Spheres
Geosphere, hydrosphere, atmosphere, biosphere — Earth's big systems.
Biology
Cells & Organisms
Discover the tiny building blocks that make up every living thing.
Physics
Forces & Energy
Light, heat, sound, and motion — energy in everyday life.
Earth & Space
Weather & Climate
Why it rains, how storms form, and what shapes our climate.
Chemistry
Atoms, Isotopes & Ions
Meet the smallest pieces of matter and how they combine.
Earth & Space
Earth's Systems
Rocks, plate tectonics, oceans, and the dynamic systems of our planet.
Biology
Ecology & Human Impact
How humans shape ecosystems — and how we can protect them.
Physics
Forces & Motion
Newton's laws, gravity, and the physics of how things move.
Biology
Genetics & Heredity
DNA, traits, and how life passes information across generations.
Earth & Space
The Solar System
Planets, moons, and our place in the neighborhood of the Sun.
Chemistry
Chemical Reactions
Balance equations, explore acids and bases, and witness change.
Biology
High School Biology
Cells, evolution, and ecology — biology for budding scientists.
Earth & Space
Astronomy & Cosmology
Stars, galaxies, and the science of our place in the universe.
Biology
Células y Organismos
Descubre las pequeñas unidades que componen los seres vivos.
Earth & Space
El Sistema Solar
Planetas, lunas y nuestro lugar en el vecindario del Sol.
Chemistry
Atomes et Molécules
Rencontre les plus petites pièces de la matière.
Biology
Biologie au Lycée
Cellules, évolution et écologie pour jeunes scientifiques.
Physics
القوى والطاقة
الضوء والحرارة والصوت والحركة في حياتنا اليومية.
Physics
力与运动
牛顿定律、重力以及物体如何运动的物理学。
Chemistry
परमाणु और अणु
पदार्थ के सबसे छोटे टुकड़ों से मिलें।
Biology
जीव विज्ञान
कोशिकाएँ, आनुवंशिकी और जीवन की विविधता।
Biology
Cellule e Organismi
Scopri i piccoli mattoni che compongono ogni essere vivente.
Earth & Space
Il Sistema Solare
Pianeti, lune e il nostro posto nel vicinato del Sole.
Physics
Forțe și Energie
Lumină, căldură, sunet și mișcare — energia în viața de zi cu zi.
Chemistry
Atome und Moleküle
Lerne die kleinsten Bausteine der Materie kennen.
Biology
Biologie Oberstufe
Zellen, Genetik und Evolution für junge Wissenschaftler.
Biology
Células e Organismos
Descubra os pequenos blocos que formam todos os seres vivos.
Physics
Силы и Движение
Законы Ньютона, гравитация и физика движения.
Chemistry
原子と分子
物質の最小単位とその結合を学ぼう。
Earth & Space
태양계
행성, 위성, 그리고 태양 주변에서 우리의 위치.
Physics
Kuvvet ve Enerji
Işık, ısı, ses ve hareket — günlük hayatta enerji.
Earth & Space
Aarde en Ruimte
Gesteenten, platentektoniek en de dynamische systemen van onze planeet.
Biology
Biologia w Liceum
Komórki, ewolucja i ekologia dla młodych naukowców.
Biology
Tế bào và Sinh vật
Khám phá những đơn vị nhỏ bé tạo nên mọi sinh vật sống.
Physics
Gaya dan Gerak
Hukum Newton, gravitasi, dan fisika gerak benda.
Chemistry
পরমাণু ও অণু
পদার্থের ক্ষুদ্রতম একক এবং তাদের সংমিশ্রণ।
Earth & Space
Καιρός και Κλίμα
Πώς σχηματίζονται οι καταιγίδες και τι διαμορφώνει το κλίμα μας.
Biology
גנטיקה ותורשה
DNA, תכונות, וכיצד החיים מעבירים מידע בין דורות.
Earth & Space
Астрономія
Зорі, галактики і наше місце у Всесвіті.
Physics
Nguvu na Nishati
Mwanga, joto, sauti, na mwendo — nishati katika maisha ya kila siku.
Earth & Space
ระบบของโลก
หิน การเคลื่อนที่ของแผ่นเปลือกโลก และระบบที่เปลี่ยนแปลงของโลกเรา
Earth & Space
نظامِ شمسی
سیارے، چاند، اور سورج کے اردگرد ہمارا مقام۔
Our learning partners
Cursor curates the best free science resources on the web. Every course links to its original home so credit — and learners — go to the educators making it possible.