Showing Results for two digit using : Page 10

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

This science fair project teaches students about wilting and browning of salad greens.

Find out which kind of bubble wrap fares best when put in impact.

Evaluate gender differences in processing visual information.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Examine whether males or females are more likely to have a higher center of gravity.

This science fair project idea explores the fastest average speed a human can talk.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

This fascinating science fair project explores eye color genotypes.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

Science fair project that helps visualize how the human brain functions by constructing a model of a brain.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.