Water-related Education Materials for Grades 3-4

Water Education Resources: Grades 3–4

Suggested lesson plans and activities for water-related learning in the third and fourth grade classrooms.

Water Field Day Activity Guide

Host a water field day event at your school!

Interactive Games

Hand Hygiene

DiscoverWater.org — Soap and Water Science

An HTML5 interactive where kids explore an animated street scene, spot germ-spreading surfaces, and scrub germs away. Features Bridger the dog and a catchy handwashing song. Free, no login. The site has 9 other water modules too.

CDC “Life is Better with Clean Hands” Materials

Free downloadable posters, superhero stickers, and YouTube videos including the “Happy Handwashing Song.” Available in English and Spanish.

NSF Scrub Club

Downloadable handwashing step posters, flu prevention infographics, and character-based content for ages 3–8.

Water Cycle

USGS Interactive Water Cycle Diagrams for Kids

Clickable diagrams covering evaporation, condensation, precipitation, runoff, and groundwater at three levels: Beginner, Intermediate, and Advanced. Available in 35+ languages. Public domain images.

Natural Water Cycle Game

Help “Whoosh” bounce warmth from the sun into the ocean to start the water cycle, then guide water through evaporation, condensation, and precipitation. Plays directly in the browser.

NOAA Water Cycle Board Game

Free downloadable/printable board game where players follow different paths a water drop can take. Includes teacher manual, rules, and both full-color and printer-friendly PDFs.

NASA Water Cycle Dice Game

Students roll dice to discover that the water cycle isn’t a simple linear path — water molecules take many routes through the cycle.

Word Games

Eco-Friendly Maze: Saving Water

Help Hydro navigate to turn off a leaky faucet in this water conservation maze. Downloadable PDF.

EPA’s Thirstin’s Word Scramble

Unscramble words to complete sentences about the water cycle and water conservation. Printable PDF worksheet.

Water Cycle Crossword Puzzle

Free printable crossword with water cycle vocabulary. PDF includes answer key.

Water Conservation Word Search

Free printable word search with 27 water conservation terms. PDF includes answer key.

Fact Sheets

Drinking Water Bloopers — EPA

Six common water-wasting and contaminating mistakes with humor and illustrations. Teaches kids about conservation and pollution prevention.

EPA WaterSense for Kids

Interactive games, Fix a Leak Week Activity Sheets (English/Spanish), coloring books, Earth Day puzzles, and teacher guides from the EPA.

Bulletin Board Ideas

The Water Cycle Poster — Teach Starter

Free, colorful one-page PDF poster. Great for classroom display or learning centers.

Free Printable Water Cycle Worksheets

No-prep collection including labeling activities, diagram worksheets, coloring pages, and poster materials for grades 1–5.

USGS Water Education Posters

Each poster includes educational activities. Available as high-resolution images or PDFs, in color and B&W. Select topics available in Spanish. All free and public domain.

View All USGS Posters →

Coastal Hazards Watersheds Hazardous Waste Wetlands Water Use Wastewater Navigation Ground Water Water Quality

Classroom Activities

Clean the Water: Build a Filter

Build a water filter from a plastic bottle using coffee filters, cotton balls, sand, gravel, and activated charcoal. Step-by-step photos.

Handprint Evaporation

Measure water loss under different conditions (sun vs. shade) over several days. Practices data collection and scientific observation.

Fun with Bubbles: Surface Tension

Penny drop counting, pepper-and-soap experiments, and bubble activities exploring water molecule interactions.

Salt Water vs. Fresh Water

The classic floating egg density experiment — dissolve salt in water and observe how buoyancy changes. Grades 1–5.

Last updated March 2026. All links verified at time of publication.