Common Core State Standard
7.NS.A.1.b
Understand p + q as the number located a distance |q| from p, in the positive or negative direction depending on whether q is positive or negative. Show that a number and its opposite have a sum of 0 (are additive inverses). Interpret sums of rational numbers by describing real-world contexts.

CCSS: 7.NS.A.1.b
Take an alien flying saucer for a spin and collect numbered fuel pods that answer the integer addition problems. Collecting fuel pods keep your saucer flying. Try flying as long as you can.

CCSS: 7.NS.A.1.b, 7.NS.A.1.c, 7.NS.A.2.a, 7.NS.A.2.b
Race your motorcycle to the finish line. Race against some tough competitors and try and beat them all by answering problems with positive and negative numbers.

CCSS: 7.NS.A.1.b, 7.NS.A.1.c
The integer version of our popular MathNook boxing game. Use your positive and negative integer skills to beat your opponent and go on to the next opponent who is a little tougher. Beat all opponents to become the integer boxing champ.

CCSS: 7.NS.A.1.b, 7.NS.A.1.c, 7.NS.A.2.a, 7.NS.A.2.b
Pick up numbers, both positive and negative, and drop them in the problem parking spots to build a valid equation equal to the target number of each level. Choose to play the addition/subtraction version or the multiplication/division version.