Colorful Family Science for St. Patrick's Day

What causes the food coloring to move through the milk?

In this week's spotlight: a family science experiment that lets you and your children make a rainbow in keeping with St. Patrick's Day! What happens when you put drops of food coloring in milk? What happens when you add a bit of dishwashing liquid? Put it to the test in this science activity for a fun, colorful look at the role of a surfactant and how it changes the surface tension of a liquid.

Family science activity:

• Make a Milk Rainbow

You Might Also Enjoy These Related Posts:

• 13 STEM Gifts You'll Feel Good about Giving
• Backyard Science: Summer of STEM (Week 10)
• Mission to Mars: Summer of STEM (Week 9)
• Strange but True: Summer of STEM (Week 8)
• Superhero Science: Summer of STEM (Week 7)
• Water Play: Summer of STEM (Week 6)
• Fireworks and Picnics: Summer of STEM (Week 5)
• Artists and Makers: Summer of STEM (Week 4)