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The bunny, owl, puppy, and robot wearing silly thinking caps with gears, springs, and lightbulbs.

Chapter 3: The Great Guess

Thinking Caps Coloring Page

"Put on your thinking cap!"

The whole squad wearing silly, elaborate hats with gears and antennas.

About this page

The whole Squad gears up, literally, in ridiculous hats covered with cogs and antennas. Underneath the silliness is a real idea, that thinking hard is something you can choose to do, like putting on a costume. Rituals like a pretend thinking cap help young kids shift into focus mode, and they signal that serious thinking and playfulness belong together. That blend is the heart of this hypothesis coloring book for kids, where big research ideas always arrive wearing something a little goofy. Invite your child to design an even sillier cap in the margins.

The research skill

All four friends, Curious Bunny, Professor Hoot, Detail Dog, and Subby, wear caps loaded with gears, springs, and lightbulbs. The skill underneath is thinking about your own thinking, which researchers call metacognition. Before forming a hypothesis, it helps to notice what kind of thinking the moment needs: imagining wild ideas, remembering facts, or checking step by step. Naming the mode helps children switch on purpose. In Chapter 3 the switch is from wondering to predicting, and in school it becomes planning how to tackle a hard problem.

Try it at home

Make three pretend thinking caps from paper plates or folded newspaper, and let your child decorate them with drawn gears, springs, or lightbulbs like the ones on this page. Give each cap a job:

  1. The lightbulb cap is for wild ideas.
  2. The gear cap is for step-by-step plans.
  3. The spring cap is for checking whether an idea works.

Pick a small challenge, like building the tallest block tower, and swap caps as you move through each kind of thinking.

Talk about it while you color

  • If you built your own thinking cap, what parts would it have on it?
  • Whose hat in the picture looks like it helps with the biggest ideas?
  • What do you do when you really need to think hard about something?