Toddler Time! (regularly $1.99):
http://itunes.apple.com/app/toddler-time!/id339253896?ign-mpt=uo%3D6&mt=8
match me animal (regularly .99¢;):
http://itunes.apple.com/app/match-me-animal/id425988647?ign-mpt=uo%3D6&mt=8
math bubble all math (regularly .99):
http://itunes.apple.com/app/math-bubble-all-math/id421298717?ign-mpt=uo%3D6&mt=8
Ambientalis (regularly .99¢):
http://itunes.apple.com/app/ambientalis/id552325909?ign-mpt=uo%3D6&mt=8