Sentence 1: Today I build a sandbox for my son. 
 Sentence 3: The box is big enough for my son's friends to play too 
 Sentence 4:  The sandbox has been a real hit amongst the children 
 Sentence 5:  I am going to build another box for more kids to play in 
 Option 1: The box was really big and took a lot of sand to fill. 
 Option 2: But my son didn't like it.