100 Floors Levels 61 to 70 Walkthrough

Levels 61 to 70 were intriguing and challenging, I was fully immersed in completing them I almost forgot my lunch. Here you go walkthrough(video and steps) for 100 floors levels 61 to 70. Share your views.
100 floors walkthrough level 39

100 Floors Level 61 – Move the white letters and symbols to the empty space above the door to make 1830.
100 Floors Level 62 – Use the knife to cut the red wire on the left. Use the two arrows to move the last green line above the door.
100 Floors Level 63 – Slide the rock to the left to press the button down. Look at the dots on the roof, match the tiles on the door to make a reflection of the dots on the roof.
100 Floors Level 64 – Spin the eye in circles as fast as possible to fill the whole bar green. (I spin it anti-clockwise, both side works but I managed to spin faster anti-clockwise.)
100 Floors Level 65 – Take the ball and put it into the tube on the right. Use the lighted fire stick on the fire detector above the door.
100 Floors Level 66 – Pick up the rod on the right of the floor. Use the rod to take the hook on the left of the door. Attach the hook on the ring and pull down the door.
100 Floors Level 67 – Tap the flower on the right to make the flower petal fly down. Slide the flower pot to catch it, slide the pot under the water tap and turn on the tap to water the flower. Slide the pot under the sunlight to make the flower grow.
100 Floors Level 68 – Pick up the shuriken from the floor. Tap and hold the lever down to raise the box all the way up. Pick up the square panel and replace it with the shuriken.
100 Floors Level 69 – Tap the light above the door to make it fall. Tap nemo on the right to make it swim to the left. Time it so both will collide and knock the octopus away. Use the knife to cut off the weeds blocking the door.
100 Floors Level 70 – You need to find room 6 and guide the alien back to his spaceship. Tap the arrows in the following sequence: left, right, left, left, right, left, right, right.