Showing Results for two digit using place value : Page 25

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this science fair project, students make their own rain gauge to measure rainfall.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This science fair project idea explores the different properties & interactions of sugar molecules.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This experiment explores how listening in to a one-sided conversation affects concentration.

This project examines whether and what associations exist between numbers and letters and colors.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

This science fair project examines how seeds hitchhike on animals and clothing.

Determine which material produces the strongest static charge.