Plants vs Zombies at Cool Math Games is a super addictive tower defense game online. Your mission is to defend your garden against incoming waves of zombies and prevent them to reach your house, all with a help of an army of flowers. Plant various kinds of flowers and place them strategically around the garden, so they can kill the zombies in time. Collect suns falling from the sky and spend them for new flowers. Each sun gives you 25 points to spend. You can even grow flowers that will produce extra suns, so you can buy more flowers later. Each flower costs a different abount of points. The zombies are coming in lines. You have to think ahead about what flowers to plant first and in which line to put them. Click on a seed packet on top of the screen to pick it up. Click on the grass to plant your seed. Click on the falling suns to collect them. There are three different modes in this game. How long can you defend your garden before the zombies reach your house? Let’s find out in Plants vs Zombies, cool math game online!