My girls are 3 and 4. They can't reach the very top but I think that's ok bc they will grow in to it. They love and it works well with Barbie and Disney princesses. The furniture that comes with it is great so you get all you need except dolls.
Shipping weight is 54 lbs. Once put together it's super easy to move around as it is sturdy. My husband and I put it together in the living room and carried it a flight of stairs. It didn't fall apart. Also we mounted it to the wall for safety.