Top iPad Game Apps: World of Goo Rivals Where's My Water?

[In this weekly column, Gamasutra rounds up the most popular paid and free iPad gaming applications on the App Store as of today, with World of Goo, Six Towers HD and Where's My Water? currently ranking among the platform's top downloads.] This week's top paid titles are: 1. Where's My Water? ($0.99) 2. World of Goo HD ($0.99) 3. Angry Birds Seasons HD ($1.99) 4. Shadowgun ($7.99) 5. Jelly Defense ($0.99) 6. FIFA Soccer 12 ($9.99) 7. Angry Birds HD ($4.99) 8. Fruit Ninja HD ($2.99) 9. Angry Birds Rio HD ($2.99) 10. Cut the Rope HD ($1.99) Disney's physics puzzler Where's My Water? takes top honors in today's iPad sales charts, overtaking 2D Boy's price-dropped World of Goo HD and Rovio's Angry Birds Seasons HD. Madfinger Games' third-person shooter Shadowgun ranks in at fourth place after being named as Apple's iPad Game of the Week, while newcomers Jelly Defense and FIFA Soccer 12 compete with longtime chart favorites Angry Birds HD and Fruit Ninja HD at fifth and sixth place. Here are this week's top free iPad applications: 1. Six Towers HD 2. LandGrabbers 3. Tiger Woods PGA Tour 12 for iPad 4. Angry Birds HD Free 5. Traffic Rush 6. Toppling Towers HD 7. Paint and Learn Lite 8. Angry Birds Rio HD Free 9. Stray Souls: Dollhouse Story 10. DragonVale AlphaWeb's puzzler Six Towers HD overtakes last week's chart leader LandGrabbers to become this week's most-downloaded free iPad app. EA's Tiger Woods PGA Tour 12 also remains a popular download after recently becoming free-to-play, while Donut Games' Traffic Rush trails Angry Birds HD Free at fifth place.