Showing Results for multi-digit--old

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Help your child make a beautiful homemade sandcastle that will last!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Make a spring collage with your child to get them outside and those creative juices flowing!

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Take advantage of the spring and summer sun in this arts and crafts activity that has your learner creating pretty flower prints.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Creating a home for a toad is an easy and fun project for kids. Here's how to make your very own toad abode.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Is it a square or a circle? See if you can trick your friends with this zany science project!