Math Websites for Teachers:

EMBARC.Online
A collaborative community of Eureka Math users that provides ready-to-use interactive lessons for the Eureka Math curriculum, as well as Google Presentations, videos and other resources.

New York State Math Curriculum | EngageNY
Provides additional practice for math that is learned in class for each grade level and module in Engage NY - click the first link to see list of grade levels.

K-5 Math Teaching Resources
K-5 math teaching resources and professional learning opportunities to support excellence and innovation in math teaching and learning for all students.

Illustrative Mathematics
Driven by student discourse, IM Certified™ curricula are rich, engaging core programs built around focus, coherence, and rigor.

National Library of Virtual Manipulatives
A digital library containing Java applets and activities for K-12 mathematics

LearnZillion | Smart Curriculum. Smarter Teaching.
A complete collection of math resources - approximately 1200 task-based lesson plans and more than 3000 math video lessons and related resources (2nd-12th).

Ten Frame
The four games that can be played with this applet help to develop counting and addition skills.

Five Frame
The four games that can be played with this applet help to develop counting and addition skills.

Number Rack by The Math Learning Center
Number Rack facilitates the natural development of children’s number sense. Rows of moveable, colored beads encourage learners to think in groups of fives and tens, helping them to explore and discover a variety of addition and subtraction strategies.
Math Websites for Students:

Zearn
Zearn Math is a K-5 math curriculum based on Eureka Math / EngageNY with top-rated materials for teacher-led and digital instruction.

Illuminations
Quality standards-based resources for teaching and learning mathematics, including interactive tools for students and instructional support for teachers.

Teacher Tools for Interactive Whiteboards
Free DreamBox K-8 math virtual manipulatives to use with any whiteboard bring math to life for students in large-or-small group instructional settings.

Math Playground Makes Math Fun!
Practice addition, multiplication, fractions and algebraic reasoning with our popular math games.

Thinking Blocks Jr. | Math Playground
Model and solve word problems using interactive tape diagrams.

Online mathematics activities, lesson plans and worksheets
Online mathematics teaching resource for schools. Focuses on improving core skills such as addition, subtraction, division, multiplication and more.
Math Websites for Parents:

For Parents - Everyday Mathematics
Everyday Mathematics at Home provides help with Home and Study Link problems, selected answers, vocabulary definitions, tutorials on algorithms, and games.

Common Core: What Does My Child Need To Know?
What does my child need to know to be successful on the new Common Core assessment? Parent-Friendly Printable Standards. Great for kids too!

NRICH - Mathematics Resources for Teachers, Parents and Students
Mathematics resources for children, parents and teachers to enrich learning.

Math Homework Help
Engage New York (ENY) Homework provides additional practice for math that is learned in class.

youcubed
At youcubed, we inspire, educate and empower teachers of mathematics, transforming the latest research on mathematics learning into accessible and practical forms.
SMART Board:
(Click to download SMART file)
SMART Board 9-Holes (by Cindy Carson)
SMART Board Fill the Chutes (by Cindy Carson)
SMART Board Poison (by Cindy Carson)