Showing Results for "add and subtract"

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

This science fair project idea determines effective strategies to help students stay awake and attentive.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

Science fair project that cultivates slime mold and monitors the stages of its development.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.