Showing Results for one digit models : Page 21

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Crazy quilting is a fun and easy way for kids to exercise some creativity and connect with the past.

Will the shape of an ice cube impact how fast the ice melts?

Keep your clever kid occupied with this tricky grille cipher.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Ask your fourth grader to jazz up the family kitchen by creating this adorable clothespin giraffe to sit on the counter and hold recipe cards.

Washi Ningyo, otherwise known as Japanese paper dolls, make fantastic bookmarks! Encourage your child to read more with this delightful, origami-inspired doll.

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

This simple experiment serves as an introduction to the greenhouse effect.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

Add a little sparkle and shine to your Christmas or Easter decorations: make a charming blown egg ornament in this fourth grade arts and crafts activity.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Here's an activity to teach your fourth grader how to reflect on her past year and set specific, attainable goals to reach in the New Year.

Construct batteries that make electricity from fruits with this fun science fair project.

This activity with add some fun and education to long car trips. Perfect for family vacations!

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

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

Construct and experiment with a periscope using reflected light rays to gather an image.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Looking for a fun group activity for kids? Offering writing practice, grammar review, and plenty of hands-on creativity, wacky word art is the way to go.

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.