Six months passed. 

Both Kaleb and Kate were growing up well. The twins were gaining weight fast as well. 

They were able to easily sit up with minimal support at six months, already able to play with their siblings, blabber, and giggle happily as they did. 

"Crawl to me, Kate!" Kenzie called as she and Kyle were playing with their younger siblings from inside the nursery. 

"And Kaleb, come to me!" Kyle encouraged. 

The four of them were inside a fenced area of the nursery, with floor mats and with stuffed toys and other toys fit for their age. 

Nearly every day, Kenzie and Kyle had made it a habit to play with their siblings in the afternoon. Their Mommy usually joined them whenever Samantha would get off from work early. 

Kate and Kaleb excitedly crawled in the direction of their siblings, racing as they giggled in thrill. 

With Kaleb's stronger built, however, he managed to arrive firs