Showing Results for rounding three digit to the nearest 10

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

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

This project determines how much the rebound rates of tennis balls change after ten games.

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

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

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

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.

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

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

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

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.

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

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.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

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

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

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

This science project examines the thermal properties of several major greenhouse gases.

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

This experiment explores whether caffeine improves athletic performance.

Discover whether people can distinguish what a person looks like just by listening to their voice.

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

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.