Showing Results for know your : Page 9

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Determine which metal has the highest rate of conductivity.

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

This science fair project idea determines which flower lasts the longest.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

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.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Make this delicious warm apple bread for Hanukkah.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

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.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

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