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Showing Results for one-digit--and-missing-factors : Page 47

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

Comparing Infrared and Air Temperature

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Food Consumption: Who Eats More?

Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?

Rates of Photosynthesis

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Oxygen in Water: A Bubbly Science

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

Rate of Evaporation

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

Too Cold To Snow?

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

What is a Wedge?

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

Horizontal Projectile Motion

Here's a simple science activity that will help your child better understand how wells bring us water.

Make a Water Well!

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Effect of Pollution on the pH of Rainwater

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Ability of Curry and Cinnamon to Inhibit Bacterial Growth

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

What Materials Block Radio Waves Most Effectively?

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

High School Memories

This biodiversity project examines the biodiversity in your own backyard.

Biodiversity Project

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Is it Possible to Blow a Square Bubble?

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Rule Breakers

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Supercooled Water

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.

Best Fertilizer: The Effects of Fertilizer on Plant Growth

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Electrolysis of Water Experiment

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

Logo Recognition: Effects of Media on Children

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Are All Sugars the Same?

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

How Fiber Optics Work: Total Internal Reflection

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Balloons! Some Float! Some Sink! How does the Temperature of a Gas Affect its Density?

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

Comparing Additive and Subtractive Color

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

Fuel Efficiency

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Design Challenge: Building a Bridge

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

What Method of Preparing Salad Eliminates the Most Bacteria?

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Build a Tunnel

Introduce students to the term **algorithm** using the familiar story of The *Three Little Pigs*. In this lesson, students will develop an algorithm, or a step-by-step **sequence** of instructions, for building a house made out of bricks.


Little Pig Algorithm

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Tropical Rainforest Trees: Buttress Roots

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