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Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Seeds x Three

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

Do humans understand values greater than three?

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Dig It! #3

This project compares the strength of one, two, and three-ply toilet paper.

The Relationship Between Toilet Paper Ply and Strength

This science fair project idea  examines the actual cost of three household light bulbs by testing energy consumption.

Shedding Light on Energy Efficient Bulbs

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Heat Conduction

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

3-D Model of the Sun

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

How Much Can One Family Reduce Their Garbage?

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Seed Storage Study

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

Comparing Different Methods of Assessing Turbidity

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

How do Crystals Form?

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Wrinkle Removal Products

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Sorting Out the Scientific Method #3

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for &ldquo;something that will improve the school.&rdquo;

Design Challenge: Improve the School

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Surface Features of the Moon Model

With your experiment data and analysis in hand, it&rsquo;s time to draw your conclusions!

Design an Experiment Part 3: Draw a Conclusion

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

Introduce students to the third step of the engineering design process with this helpful template!

Engineering Design Process Part 3: Test Your Solution

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Evaluating Benford’s Law

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Rolling Friction

This science fair project idea investigates whether plants can survive being frozen.

The Effects of Freezing on Plant Life

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Probability

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Does Having a Religious Sleeping Schedule Mean Better IQ?

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

Laundry Lab

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Giant Plants! Do Plants Need Commercial Food?

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Shaving Cream Paintings

This science fair project idea demonstrates how our fingers prune when in water.

Osmosis: Why Do Our Fingers Prune When Immersed in Water?

This science fair project determines the quality of a given product.

How Do Generics Measure Up?

This project examines whether more expensive golf balls translate into better results on the golf course.

Are Pricier Golf Balls Better?

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Speedy Shoes

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