Showing Results for three digit using : Page 5

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.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

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

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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

In this science fair project, young children notice and track changes in trees throughout the year.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

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

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.