Number, one-to-one relationships
Basic geometric shapes
Counting on the number line and writing
Adding and subtracting numbers up to 100

Research-based
Designed to build mental math skills
Available in all four operations
In an interactive format that will engage students
Easy for adults and students to use
Designed to help students maintain pace with peers

Facts Out! Addition Game
Facts Out! Subtraction Game
Math Tac Toe Addition Game
Math Tac Toe Subtraction Game

See a sample Math Tac Toe Addition game.

Count and write numbers up to 20, count to 100
Match Numbers with sets of objects
Compare numbers
Identify, describe, and compare objects and shapes
Understand what addition (combining) and subtraction (taking apart) mean and look like up to 10
Add and subtract fluently 0 through 20
Understand and apply place value in tens and ones
Understand and apply adding, commutative, associative properties
Tell and write time in hours and half hours
Compare and order groups of objects by length
Express object measures in informal and formal measures
Distinguish, compose and/or partition 2-D shapes
Represent and interpret data
Develop skip counting by 2s, 5s, and 10s
Extend add and subtract problems through 100
Know from memory all sums of two one-digit numbers
Understand, read, write, and count numbers through 1000
Compare and order up to three-digit numbers – >, +, or <
Demonstrate fluency adding and subtracting by 10s and 100s
Estimate and measure lengths in standard units
Tell and measure time to nearest 5 minutes
Solve money problems using appropriate units less than $10
Represent and interpret data
Reason with 2-D shapes and attributes
Extend skip counting with 3s, 4s, 6s, and 11s