ticktock

v.

发出滴答声；

n.

滴答声；

Tick tock.
Tick Tock
Tick Tock
500 Ways to Make Me Laugh Until I Cry!
Mind Muddlers: What You See Is Not What You Get!
My Great Big Drawing and Activity Pad
The Superhero's Guide to Saving the World
The Space Traveler's Guide to Exploring the Universe: Contains Real Science
Totally Cute Puppies: Perfect Tips on All Things Puppies and Pooches
Science Made Simple: Animals: The Inside View of Living Creatures
Awesome Earth
Totally Cute Kittens: How Do I Make My Cat Look Like That?
My Sticker Fashion Show: Fairies