Tie Dye Secret Messages

Source Institutions

Source Institutions

Add to list Go to activity
Activity link broken? See if it's at the internet archive
In this activity, learners will write a secret message that only their friends will be able to read. Learners will investigate how to use a white crayon, washable markers, and the science of water to create a colorful secret message. Extension ideas are included to test if additional materials are hydrophobic. This activity uses low cost materials and be done at home. A how-to video is also included.

Quick Guide

Preparation Time:
Under 5 minutes

Learning Time:
10 to 30 minutes

Estimated Materials Cost:
$1 - $5 per student

Age Range:
Ages 8 - adult

Resource Type:


Materials List (per student)

  • Thick piece of white paper (cardstock or watercolor)
  • White crayon
  • Washable markers
  • Paintbrush
  • Water


  • Physical Sciences
    • Chemistry

Informal Categories

  • Arts and Crafts


Components that are part of this resource:

This resource is part of:

Access Rights:

  • Free access



  • All rights reserved, Carnegie Science Center, 2021