Showing Results for comparing-decimal--old

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

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

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This experiment investigates whether there are certain sounds that affect men and women differently

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Learn about the growing app design field by designing a new or improved app for smartphones.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.