Achievements count - 14
Time to 100% - 20-30 hours without guide, 3-4 hours with it (to get 13/14)

Go to the settings and enable following options before starting:

Level 1 (Beginnings):
Level 2 (Little Swamp):
Level 3 (Jailbreak):
Level 4 (Quiet Door):
Level 5 (Twin buttons):
Level 6 (Cracked arrows - requires 7 rare flowers to unlock):
Level 7 (Back and forth):
Level 8 (Tiny island):
Level 9 (Overstuffed):
Level 10 (Combo breaker):
Level 11 (Powered arrows):
Level 12 (Electric bridges):
Level 13 (Little Looper):
Level 14 (Toy Looper):
Level 15 (How to Jump - requires 20 rare flowers to unlock):
Level 16 (Puddle Hurdles):
Level 17 (Shifty Sands):
Level 18 (Dead end):
Level 19 (Course Correction):
Level 20 (Island Hopping):

Level 21 (Springy swamp):
Level 22 (Dizzy Driving - 28 flowers to unlock):
Level 23 (Blender):
Level 24 (Rising Edge):
Level 25 (Bleeding Edge):
Level 26 (Tin Pin):
Level 27 (Carousel):
Level 28 (How to Bounce - 35 flowers to unlock):
Level 29 (Simple reflection):
Level 30 (Deep Reflection):

Other level solutions can be found here:

https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2945264683

Getting Started
Complete your first level


Complete level 1. Memorise how to turn the car and place titles.

Public Anemone
Scare off a baker's dozen of fish


Click on tiles with fish to scare fish. Return to the world map and load level again to respawn them.

CTRL+C
Get stuck in a loop


Level 2. Place titles as on screenshot and press play.

Demolition Derby
Blow the car up by launching it into something


Level 16 (Puddle Hurdles). Launch the car into a tree using jumpad and quit to the world map after it.

Beyond the Gold
Unlock a bonus level


Level Elasticity. Use solution below.

Floral Centenarian
Have 100 total flowers collected across all levels


Complete first ~47 levels with all rare flowers collected (including 2 secret levels).

Perfectionist
Achieve the bonus goal on ten levels


Serious Perfectionist
Achieve the bonus goal on fifty levels


Rainbow Power
Achieve the bonus goal on 99 levels


Halfway There
Complete fifty levels


Completionist
Complete all 100 levels


Use this guide to solve all levels in case any troubles:
https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2945264683

Getting Cirrus
Get your head in the clouds


Level Divine Ingress. Unlock secret level.

The End?
Finish the "final" level


https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2949914837

Overachiever
Have 777 total flowers collected across all levels


Complete 100 levels to get special power, which spawns rainbow flowers behind you. Complete 100 levels again with requsted amount of bonus rainbow flowers.

Also Check https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=3022514787
There are rainbow solutions for almost every level.