Showing Results for three digit and two step word problems : Page 79

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

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

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

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Here's a fun activity you can do at the library to help your child learn the sequencing of numbers and letters.

Fly into some rainy day fun with a cardboard airplane project. Making paper airplanes is fun, but you can add a new twist by using recycled materials instead.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Try this chemistry experiment with your curious kid and get some "shocking" results!

This activity is a great way to engage learners in Earth Day celebrations while cultivating skills around nonfiction comprehension and research writing.

Create your very own Sleep Book filled with a menagerie of made-up nonsense creatures and discover how different animals catch some zzz's.

This Thanksgiving, make a pine cone turkey that can double as a personalized place setting for each family member.

Plan ahead for summer, by constructing a holiday calendar with your child. A great way to teach kids about time!

This fun arts and crafts activity will help your child learn about the colors of the different seasons through the art of relief sculpture.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Help your child learn about the world through this 3rd-4th grade geography activity: start a postcard collection and mark where they came from on a world map.

Lead your first grader on a nature walk ... with a scavenger hunt-style twist! They'll try to capture photos that correspond to paint chip colors.

Your fourth grader be delighted to create monkey companions out of poster board! They also provide a perfect opportunity to teach her interesting monkey facts.

Create striking pieces of art using handmade heart stencils in this hands-on Valentine's Day arts and crafts activity!

Use a recycling project to hone your childâs sewing skills and clean up her art supplies when she turns the leg of an old pair of jeans into a storage basket.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Make your own chalkboard to liven up a playroom, and encourage your child to practice writing and math!

Have the kids use sidewalk chalk to draw portraits of their family and, in the process, learn about familial relationships.

This activity will keep your child entertained long after you've put away the markers and glue. Help him turn a paper bag into a self-portrait puppet!

Your first or second grader will delight in creating multi-colored confetti egg smashers, traditional in Mexico, called cascarones!

This 4th of July, end the battle for independence in your house, and show your child just how much freedom she can enjoy.