Showing Results for three digit using place value : Page 59

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

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

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

Science fair project that determines whether mass and weight are the same or different.

Teach your child how butter is created by shaking up cream the old-fashioned way.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

This science project has students study the idea of human beauty.

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

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

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

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

This science fair project idea tests the efficiency of short term memory.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.