Multiple Discipline Sites

Houghton Mifflin Harcourt Resources
Free learning activities, lessons, downloadables, and videos for kids in Grades K–12 (link).

ABCya
Free curriculum aligned to common core standards (link).

ck-12
Math and science courses that are adaptable and flexible (link).

Common Sense Media (Digital Compass)
An interactive digital citizenship lesson. Available in Spanish too (link).

Common Sense Media - List of free apps
These resources are either completely free or full of quality free content for kids to explore (link).

Crash Course Kids
Crash Course is videos all about gradeschool science (link).

e-Learning for Kids
Provides free, fun, curriculum-based quality primary education to all children worldwide (link).

Eight Digital Education Resources From Around the Smithsonian
The newly launched #SmithsonianEdu campaign highlights 1.7 million online tools geared specifically toward students and teachers (link).

FunBrain
Games, videos and ebooks for pre-K through 8 (link).

Highlights Kids
Games, websites, mobile apps, and book clubs (link).

Kids National Geographic
Videos, ebooks, and games for kids to explore (link).

NeoK12
Collection of educational videos, games, quizzes, diagrams and puzzles (link).

PBS Learning Media
FREE standards-aligned videos, interactives, lesson plans (link).

PBSKids
Daily activities and tips to help kids play and learn at home (link).

Scholastic Kids
A destination for characters, games, and stories (link).

Sheppard Software
Hundreds of games, activities, quizzes, articles and more (link).

Starfall
Starfall activities are research-based and align with Individual and Common Core State Standards in English language arts and mathematics (link).

The Crash Course
From courses like Astronomy to US History and Anatomy & Physiology it's got a variety of AP high school curriculum topics (link).

The Kids Should See This
Smart videos for curious minds of all ages (link).

Time for Kids
Authentic journalism to motivate curious minds (link).

Wonderopolis
They pose an intriguing question—the Wonder of the Day®—and explore it in a variety of ways (link).