Waterscope Wonders

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In this activity, learners will create a magnifying glass called a waterscope, using water and household items, to examine various objects. Learners will explore magnification and think about why scientists magnify objects to see them in greater detail. The activity comes with a step-by-step guide and video, both also available in Spanish.

Quick Guide

Preparation Time:
5 to 10 minutes

Learning Time:
10 to 30 minutes

Estimated Materials Cost:
$1 - $5 per student

Age Range:
Ages 4 - 11

Resource Type:

English, Spanish

Materials List (per student)

  • Transparent cup with the bottom cut off
  • Plastic wrap or clear sandwich bag
  • Scissors
  • Rubber band
  • Water
  • Paper & pencil
  • Items to view- collected around the house or in nature


  • Earth and Space Science
    • Earth Structure
      • Rocks and Minerals
      • Oceans and Water
  • Life Sciences
    • Diversity of Life

Informal Categories

  • Nature and Environment


Foreign language versions of this resource:

Components that are part of this resource:

Access Rights:

  • Free access


Source Collection

  • Stuck At Home Science


  • All rights reserved, California Science Center, 2021

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