Showing Results for -word-problems : Page 42

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Conduct a simple experiment with your child to study how dirt tracks change as they age in this 1st grade science activity.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

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.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Using a toy race car kids create a visual model of the Doppler Effect.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!