7-Day Brain Power Challenge: Increase Brain Power In 7 Days

7-Day Depression Challenge: Deal With Your Depression In 7 Days

7-Day Anxiety Challenge: Reduce Your Anxiety In 7 Days

7-Day Quit Smoking Challenge: Ways to Quit Smoking In 7 Days

7-Day Detox Challenge: Detox Your Body in 7 Days

5-Day Spanish Language Challenge: Learn Spanish In 5 Days

5-Day French Language Challenge: Learn French In 5 Days

7-Day Sleep Challenge: Sleep Better In 7 Days

5-Day German Language Challenge: Learn German In 5 Days

7-Day Weight Loss Challenge: Lose Weight In 7 Days