Activity
Science Buddies

Science Buddies: Are You in Hot Water? Use Solar Energy to Heat Your Own Water

For Students Pre-K - 1st
The goal of this science fair project is to build batch solar collectors from different colors of plastic bags and see which collector is the most efficient in heating water.
Activity
Science Buddies

Science Buddies: Recycling Greywater: Can Plants Tolerate It?

For Students 6th - 8th
Water is a valuable resource many often take for granted. This exercise however gives you the opportunity to learn about and discover how greywater (water that has been used for washing or bathing) can be used for watering ornamental...
Activity
Science Buddies

Science Buddies: Smart Watering: Adjusting Your Sprinklers for Optimal Soil

For Students 9th - 10th
Use this science fair project to learn how to test your soil to see if it is getting the right amount of water from the sprinklers. Project is set up beginning with an abstract, objective, and introduction, followed by a section on...
Activity
Science Buddies

Science Buddies: Put Some Energy Into It! Use a Calorimeter to Measure

For Students 3rd - 8th
In this science fair project, use a calorimeter with an attached heating element to measure how water responds to added thermal energy.
Handout
US Geological Survey

Usgs: The Usgs Water Science School

For Students 9th - 10th
Use this site as a resource to learn about the many aspects of water.
Lesson Plan
Other

Safe Water Science: Lesson Downloads

For Teachers 6th - 8th
A collection of downloadable, ready-to-use lessons and student worksheets aimed to raise awareness of the need for safe drinking water. Lessons are investigative in nature and utilize inexpensive materials that can be purchased at most...
Handout
US Geological Survey

Usgs: Water Science for Schools Uses of Saline Water

For Students 3rd - 8th
This U.S. Geological Survey website explains a variety of uses for saline water. Pie graphs and bar graphs are used to illustrate the various uses. Click Home to access the site in Spanish.
Activity
Science Buddies

Science Buddies: Just Keep Cool How Evaporation Affects Heating and Cooling

For Students 9th - 10th
When we get hot, we sweat. The physiological role of sweat is to cool us down. When the water evaporates, it removes energy from our bodies. This sort of evaporative cooling can also be used to cool homes, using what are referred to as...
Activity
Science Buddies

Science Buddies: Keep Your Candy Cool With the Power of Evaporation!

For Students 3rd - 5th
Did you know that your body has a built-in cooler? And it might not be what you think. Sweat is produced when you are hot, but its purpose is actually to cool your body as the water in it evaporates from your skin. In this science fair...
Activity
Science Buddies

Science Buddies: Got Iron? Measure the Concentration of Iron in Water

For Students 3rd - 8th
Iron is an important mineral essential for good health. Iron deficiency can be a problem. In this science fair project, use a simple iron test kit to measure the concentration of iron in water. This experiement is explained clearly and...
Activity
Science Buddies

Science Buddies: Do Warmer Seas Make Stronger Hurricanes?

For Students 9th - 10th
We've all heard that hurricanes draw their immense power from warm ocean waters. Of course, many factors contribute to the formation and growth of a hurricane, but can we expect to find that the warmer the water, the stronger the...
Activity
Science Buddies

Science Buddies:plop, Plop, Fizz Fast:the Effect of Temperature on Reaction Time

For Students 9th - 10th
By using Alka-Seltzer and different temperatures of water, you can determine the effect of the water temperature on the chemical reaction of the tablet. The Science Buddies project ideas are set up consistently beginning with an...
Activity
Science Buddies

Science Buddies: How Atmospheric Temperature Affects the Water Content of Snow?

For Students 9th - 10th
If you're lucky enough to live in a place that gets snow in winter, you know that the feel of the snow can vary a lot. Sometimes it can be light and fluffy, and other times heavy and wet. This project shows you how to use data from daily...
Activity
Science Buddies

Science Buddies: From Brine to Beverage: Solar Powered Salt Removal

For Students 3rd - 5th
In this science fair project you'll discover how to turn the ocean into a source of freshwater by using the power of the Sun, and the water cycle. You will ultimately find just how salinity affects this process.
Activity
Science Buddies

Science Buddies: The Power of Heat Is Right Under Your Feet!

For Students 3rd - 8th
You might know that we are able to get free energy from the Sun, the wind, and water, but we can also get free energy from Earth itself. This source of energy is called geothermal energy and it is all about taking advantage of the heat...
Activity
Science Buddies

Science Buddies: What Are You Blubbering About?

For Students 3rd - 8th
Baby Beluga may swim in the deep blue sea, but the song doesn't mention how cold it is out there. Find out in this short project how a bit of blubber can be a useful adaptation when the water is ice cold.
Activity
Science Buddies

Science Buddies: Paper Chromatography: Advanced Version 2

For Students 6th - 8th
Chromatography is a method used to separate mixtures of compounds and to identify each compound in the mixture. You may have separated the different inks in a black marker by using a strip of paper and water. There are many different...
Activity
Science Buddies

Science Buddies: Do Hurricanes Cool the Ocean?

For Students 9th - 10th
If you've ever so much as watched a news clip about a hurricane, you probably know that hurricanes draw their power from warm ocean waters. If that is true, does it mean that hurricanes actually cool the ocean down when they pass...
Activity
Science Buddies

Science Buddies: Now You're Cooking!

For Students 6th - 8th
Here is a project that uses direct solar power, gathering the sun's rays for heating and sterilizing water or cooking. It's a low-cost technology that seems to have everything going for it. Use this project to find out if it works, and...
Activity
Science Buddies

Science Buddies: When Science Is Sweet: Growing Rock Candy Crystals

For Students 3rd - 5th
Though rock candy seems to be a simple enough treat, it is also pretty interesting to make. Crystallized sugar that can be grown from a sugar-water solution is just how rock candy is made. In this experiment, you will learn to make your...
Activity
Science Buddies

Science Buddies: Are You Gellin'?

For Students 2nd - 5th
Chances are, you have several materials around your house made of gelatinized materials. Gels are used in all kinds of products and materials: pudding, diapers, insoles, packaging, ice cream, toothpaste, and much more. In this project,...
Activity
Science Buddies

Science Buddies: Yeast Reproduction in Sugar Substitutes

For Students 9th - 10th
There's nothing quite like the smell of fresh-baked bread to make your mouth water. As any baker can tell you, you can't bake bread without yeast. This project makes clever use of bread dough to measure yeast reproduction three different...
Activity
Science Buddies

Science Buddies: Radiant Radish Seeds

For Students 3rd - 5th
We all know that plants need sunlight and water to grow big and tall. But did you know that inside seeds are baby plants, and that the fragile baby plant inside the seed needs to be protected? If you've ever had a sunburn, you also know...
Handout
CK-12 Foundation

Ck 12: Earth Science: Uses of Water Study Guide

For Students 6th - 8th
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes the key points about the uses of water. Includes a few questions to check for understanding.