Understand the structure of a two digit number.
The concentration game uses numbers between 13 and 50.

Count forward from a given number not necessarily from one.
This standard would be affected by the count all strategy used sometimes when the
minimum count strategy is more efficient.
The downhill snowboarding game, Sums to Ten, would help them learn to start at a
number other than one and use the count minimum strategy when adding two numbers.

Understand that each successive number name refers to a quantity that is one larger.
The Space Debris Game requires students to hit the numbers in order from small to large.

Iidentify whether the number of objects in one group
is greater than, less than, or equal to the number of objects in another group.
The Paddle Ball game requires the player to identify numbers
greater than, equal to or less than five.

Compare two numbers presented as written numerals.
The Football Passing Practice Game requires students
to compare written numbers and numbers as sets of dots.

Solve problems involving combinations of coins.
The coin concentration game uses combinations of three coins. and the space debris game uses sets of two coins.

Understand subtraction as taking apart and taking from.
The Journey to Mars game has the player remove a certain number
from 10 items and then say how many items are left.

Understand that the two digits of a two-digit number represents amounts of tens and ones.
The pacman game has students collect the specified number of tens and ones.
The valet parking game uses money and inclucdes hundreds, tens and ones..

Understand a fraction a/b as the quantity formed by a parts of size 1/b.
The concentration game requires students to match each quantity with the correct symbol.

Compare two fractions with the same numerator or the same denominator.
The football passing practice game requires students to compare two fractions with the same numerator.

Develop an understanding of fractions, especially fractions with a numerator of one.
Level one of the space debris game requires students to hit fractions in order from small to large.
All of the fractions have a numberator of one.

Develop an understanding of fractions.
This space debris game requires students to hit fractions (nonsymbolic images) in order from small to large.
This football passing practice game requires students to compare two fractions (nonsymbolic images).
This snowboarding game requires students to identify the fraction (nonsymbolic images) specified.
All of the fractions have a numberator of one.

Understand two fractions as equivalent if they are the same size.
The paddleball game requires students to hit fractions that are equivalent to the given fraction.
The snowboarding game requires students to pass over the fraction equivalent to the given fraction.

Determine whether a group of objects has an odd or even number of members.
The odd and even numbers game requires students to shot at odd or even numbers.

Division: Find the number of groups of a given size within a given total.
This car race game requires students to drive over the correct group of dots
and then state the number of groups within the given total.

Factors: Find all factor pairs for a whole number.
This Red Rock Marathon Game requires students to run over factors of a given number.