You will definitely have different preferences for the different rooms you want to tile.
It would be a lot of help if you make a plan. You can start with the general theme of the room, whether it is the kitchen or the bathroom.
Decide on the style – do you want it classic and traditional; or the modern and the simplistic and minimalist? What colors are you looking at? The soft neutral hues, or the rich earth tones?
Design ideas
Here are some ideas on the “look” that can help you with direction:

The Grid
Very classic and elegant; clean and simple. Polished travertine tiles are popularly used in this type of look, although porcelain and ceramic will achieve the same result.
Vintage
Mosaic tiles in black and white, or simple hexagon tiles in white, used in the Victorian era or the 1900s.
You may play with colors and traditional tile designs for this period look.
Cut Stone
Exudes warmth in the room, cut stone is another popular floor tile that gives off an earthy quality to any room.
Ultra-modern
Sleek and seamless, these tile designs give a minimalist, cool and crispy effect. A twist to the classic grid. Porcelain tiles can achieve the ultimate smooth effect.
Borders, Medallions and Stone Rugs
To give off that rustic look, accent borders to stone rugs or medallions can create the personalized country style look.
For what floor?
Kitchen
Some things you need to remember in choosing the floor tiles for a kitchen – easy to clean, durability and stain resistance. The kitchen floor is one of the heaviest in foot traffic in the house so you should consider the comfort of walking.
Bathroom
The bathroom floor needs to be very easy to clean, although resistance to stains and water are preferred, this sometimes is quite hard to achieve.
You can go for decorative patterns that blend well with your furnishings, of solid color ceramic tiles, with nice borders of same color but different shade.
You could go color contrasts too, with bright colors against neutral bases.
Most popular tile
The most popular floor tile material is the ceramic. This is because they are very easy to maintain and quite inexpensive than most tiles.
They come in a variety of colors and designs that you can actually have a challenging time choosing which ones to go for. Installation could be hassle free, in fact it can be a DIY job and it will be more cost effective that way.
At the end of the day, no matter what you choose as your floor tile design either for your kitchen or bathroom, it would be wise to remember that proper cleaning and maintenance on any type of flooring is a must.
Giving them the proper treatment they deserve will keep them attractive and looking beautiful for a long time.
Shopping
The best way really to shop is visiting the stores that sell them, your local hardware store, or home improvement centers, or even tile showrooms.
This way you will be able to have a feel of the tile itself and you will see the colors and designs and styles and shapes and sizes available at hand.
Of course, you can browse online and clocking your choices, but it still is wise to go check the merchandise yourself before your purchase.
