Xgerms

In this game you try to collect germs. Special germs that  live in different habitats that is. You unlock  new habitats each level. I am level 4 of 6.  You can see how good you are at the problems in the  math chart. I have almost every one mastered in addition. 20 skilled and 2 novices.  How you play is a goop ball flies toward an enemy and sticks to it . you then have to answer the problem that pops up the the screen.