Showing Results for multi-digit--old

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

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.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

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.

An home science experiment for older students that teaches about the science behind heat.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Learn about the growing app design field by designing a new or improved app for smartphones.

Here's a fourth grade science craft with lots of benefits: it's good for birds, good for your child's learning, and good for the planet, too.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Find out whether packaged seeds actually do expire in this new science fair project idea.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!