Spell 'til You Drop from Reading Laboratory 2.0 app for iPhone and iPad

Are you reading for a spelling adventure? Do you think you have what it takes to survive the challenge? Then Spell ‘til You Drop is for you!
In McGraw-Hill’s Spell ‘till You Drop game you will encounter over 600 words. Players choose a level, listen to a word, and attempt to spell the word. Get it right, and move on. Miss too many words, and watch your intrepid explorer drop from the bridge.
Listen and Spell—Listen to the word, spell the word, and submit to see if you are correct.
Cross the Bridge—Each correct answer adds a plank to the bridge, but each miss brings you closer to danger.
Beat the Clock—Move on to a new board with each set of five words you spell correctly.
Use Power Up—Extend the game by earning and using power ups.
Features
•Three levels to conquer
•Listening and spelling practice
•Large set of words for replay fun
•Engaging animated gameplay with sound effects