Effective approach to expand vocab with 40 free words.
Clever social version of mobile favorite requires Facebook.
Slick DIY app features cool projects; supervision required.
Top-notch photo app crams in functionality; some iffy stuff.
Sophisticated look back in time via geo-located images.
Multiplatform task list app makes organization easy.
Some violence in zombie-themed hidden-object adventure.
Slow & steady kills the (human) race in disease-design app.
Great tool uses context to explain commonly misused words.
Engaging word game free, but will entice you to buy extras.
Rearrange and solve polynomials for deep understanding.
Wilderness handbook turns iPhone into a survival tool.