Here is a list of websites and apps demonstrated during my session at NYSCATE 2013.

EngageNY.org: where you can download the full curriculum modules for free.

commoncore.org: access Eureka, the interface for the full math curriculum modules.

Number Pieces (Free): Virtual Base 10 blocks and whiteboard

AL Abacus ($1.99): Virtual abacus, sometimes called a Rekenrek

10 Frame Fill (Free): Basic ten-frame game/app.

Virtual Manipulatives! (Free): Fraction, decimal and percentage tiles

Teaching Table ($2.99): Smartboard-like manipulatives and interactivity for math presentations

Number Bonds: Addition & Subtraction to 99 ($1.99): Number bonds app for composing and decomposing numbers

Bugsy Kindergarten Math ($2.99): Fun game to practice K-1 skills

Splash Math website & apps ($9.99 per grade level): Adaptive Common Core-aligned math practice, with individual users

Numberland ($2.99): Montessori-based early numbers practice

Marble Math ($2.99): Game-interfaced math practice with choice of levels & subjects

Hands-on Equations ($4.99): Learn to solve for a variable step-by-step from concept to procedure

Thinking Blocks (All apps free): Solve word problems while making models interactively

Conceptua Math: Online tools and curriculum for math. Very strong for fractions.

Common Core Standards Viewer (Free): Interactive Common Core standards viewer with flow from one to the next