Clash of Clans
In this game, you have to build a fortress, or base or whatever you want to call it. Goblins and other players will try to destroy your fortress. There is a village maid that will guide you. You might be wondering, "why is it called Clash of Clans if there is no clans?" Thats because you need to repair a clan castle to join a clan. The money is gems and coins. There is in app purchases. In the beginning, you will fight goblins in their fortress. If you use less than 5 wizards, you will get them back. This game is free. Its rated 4 and up
JBs rating AWESOME:-)

Robo Miner

 
In this game, you're supposed to mine for diamonds. There is one diamond in each level. Games are measured in fields. 1 field=1block above, one block on each side, and 1block down. Coal is worth $10, and dirt is worth $1. There aren't any in-app purchases. This game is free. It's rated 4 and up.
JB's rating:DA BEST