Showing Results for two digit using place value : Page 25

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

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

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.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

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

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!

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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.

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.