Invite the children to do the same on their worksheet.
There are even kitten socialization classes; do an internet search to see if any are available in your area.
After intestinal uptake, Vitamin K undergoes intra-hepatic recycling where it acts as a cofactor for post-translational carboxylation of vitamin K-dependent proteins.
Discuss other letter K words and images found in the worksheet.
With negligible substrate, all you have is free enzyme - there isn't enough substrate to have appreciable amounts of substrate-bound form, and the rate of enzyme-substrate encounter is much lower than the rate of product formation, meaning that in the steady state you don't have appreciable amounts of product-bound form, either.
 Start setting boundaries for your kitten and keep her in a safe, enclosed room while you can supervise her.
Cornell University College of Veterinary Medicine.
It explains a kitten's journey while using the alphabet.