Showing Results for third g

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This project examines the affect of temperature on viscosity and surface tension of different liquids.

This project examines the concentration of dissolved oxygen in water, with and without oil.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

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

Can cells be frozen? This science fair project provides information to answer this question.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

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?

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!