Showing Results for activity fair : Page 57

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

The project researches how lubricants affect the mechanical advantage of a pulley.

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Looking for a fun way to encourage imaginative play? Try crafting these animal dice with your preschooler.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Introduce your child to science with something they see everyday--their shadow!

Hunt for natureâs treasure, the many different products made by trees!

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

Have you or your child ever heard that nursery rhyme and wondered just what curds and whey are anyway? Do this simple experiment together to find out!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Help your kindergarten scientist explore an important part of earth science: how soil retains water.

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

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

Determine how we can separate the components of a solution

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.

Learn how acid-base catalysis affects enzymes and enzymatic reactions in this science project.

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

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.