Breaking News: Preschooler Attacks Yarn

I entered the playroom to clean up tonight to find this:

Upon closer inspection I found this: (You might want to cover your eyes if you're sensitive)

CUT!!!!

The weapon:

An oh so cute and very tempting flower cutter.

More grisly evidence:


And more:
Multiple cuttings!!

The main suspect unfortunately was asleep at the time of my discovery so I was unable to question him. However, my instincts suspect this is a case of "busy parents/bored child/cool new tools" syndrome. I returned all evidence to the knitting bag for later repairs, as it was too dreadful to attempt tonight.

Anyone know how much it would cost me to add a studio onto the house? One that locks?