Get the Space Cars safely through the intersection using your addition skills.  Do it quickly before they crash!

The equation subs are after you.  Luckily you know addition and can figure out what depth to dial in for the math charges.  So launch the math charges and keep your ship safe.

Click the falling coins to make change.  Score Time Bonus for speed and Exact Change Bonus for using the fewest possible coins.  Powerups! Bonuses! Achievements!

Make change with the Euro.  Get all seven achievements along with powerups and bonuses.

Click on the falling gems to have them add up to the target number.  Get it right and get extra time.  Exceed the target value and lose time.

Gem Math with both positive and negative gems and target numbers.

Get RoboClock through all five levels of this telling time game by having him fly into the right clock and avoiding the wrong ones.

Addition game and memory game all mixed up.  Buy more time with matches.

Take your dart and calculate the right angle and power to shoot the balloon containing the answer to the addition problem.

It's a tug of war between your small car and increasingly larger vehicles.  Click the right answer to the addition problem to give a good tug. Keep it up until you reach the finish line.

Tug Math is back but now with subtraction problems.

Tug Math with multiplication!

Divide your way to the finish line.  Better go fast as the other vehicle is trying to pull you back.