User blog comment:Blackbird625/Challenge Yourself!/@comment-24733878-20140831083537

I can think of some.

Level 182: Use special candy combinations to clear at least one candy bomb (hard put doable) before sugar crush. Do not use boosters of any kind.

Leve 275: Win with over 400K points after sugar crush. Do not use boosters of any kind.

Level 401: Win with over 300K points after sugar crush. Do not use boosters of any kind.

Level 459: Clear six or more toffee tornadoes before sugar crush. Do not use boosters of any kind.

Dr level 254: Complete all the combinations before moon struck. Do not use boosters of any kind.

DR level 272: Win with three stars after sugar crush. Do not use boosters of any kind.

DR level 289: Win with at least two stars (hard but doable). Do not use boosters of any kind.