CK-12

STEM and social studies resource with highly customizable content
Bottom Line: Making content accessible to kids with different learning styles, CK-12 could be the key to students understanding STEM topics.
Khan Academy

Flexible learning environment offers goal-oriented personalized pathways
Bottom Line: A robust resource for targeted, individualized instruction in most standardized subject areas.
Mangahigh

Awesome, adaptive math games with a killer teacher dashboard
Bottom Line: Fantastic tool for flipped or blended classrooms, formative assessment, or extra practice in any setting.
PhET Interactive Simulations

Massive collection of excellent (and free!) science and math sims
Bottom Line: Instantly add meaningful lab experiences to math and science classrooms for free? It's tough to beat that.
Kahoot! Algebra by DragonBox

Mesmerizing step-by-step puzzler sets the foundation for algebra
Bottom Line: This innovative game-changer teaches algebra, changes the way kids learn it, and even changes how they feel about it.
Kahoot! Algebra 2 by DragonBox

Super fun, cutting-edge approach to learning and practicing algebra
Bottom Line: Kids build a strong foundation for algebra by learning the underlying concepts for solving equations with this extremely fun and educational math tool.
AC Math

Comprehensive math resources can help enhance instruction
Bottom Line: Quality tools, learning opportunities, and organizable lessons support learning.
Algebra Touch

Nice twist to learn equation steps, not answers
Bottom Line: <em>Algebra Touch</em> breaks equations down into steps and describes them with such basic language that math-challenged students should improve.
Math Nation

Approachable video courses break down math, build up student skills
Bottom Line: This is a fantastic resource for students and teachers alike, with a straightforward, accessible approach to learning math and an admirable approach to differentiation.
Desmos

Powerful graphing calculator deepens understanding with visualization
Bottom Line: Desmos combines interactivity, visualization, personalization, and collaboration to deepen students' understanding of geometry and graphing concepts.
Edia

Well-done worksheet generator helps reinforce learning
Bottom Line: This is a handy tool math teachers can use to reinforce learning with great feedback for students and teachers.
eMathInstruction

Fantastic teacher resources for algebra and geometry lessons
Bottom Line: A great supplement to any math teacher's classroom, with easy-to-follow, thoughtful lesson plans and supporting materials.
GeoGebra

Create, share, and modify math models and simulations
Bottom Line: Free, open-source software that lets teachers build or adapt learning experiences to meet their kids' needs.
Graspable Math

Handy way to ditch the pen and paper when solving algebra equations
Bottom Line: Students literally grab onto algebra equations and move and shake them up, investigating what happens every step of the way.
Citizen Math

Toughest palates can't resist appetizing look at real-world math
Bottom Line: Easy-to-deliver lessons use real-world topics tweens like.
Mathigon

A beautiful, interactive twist on the classic math textbook
Bottom Line: A front-runner for a new generation of textbooks -- if they finish their course catalog and add more teacher resources.
Mathspace

Personalized, step-by-step math coaching challenges and adapts
Bottom Line: A solid, adaptive curriculum that guides kids as they work out problems.
Virtual Nerd

Flip a classroom with these free video math tutorials
Bottom Line: High-quality but monotonous math tutorials can be a good classroom supplement.
Get the Math

Solve real-life algebra problems with diverse crew, delightful video
Bottom Line: Proof that algebra is used to solve real problems in kid-approved professions: basketball, music, gaming, and fashion.
Scratchwork

Intelligent collaborative whiteboard opens up new ways to create math
Bottom Line: This flexible tool is great for student groups to upload, manipulate, and share math projects.