Showing Results for science expanders : Page 24

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

Learn about nature by making your own mini moss garden.

In this fun experiment, we'll find out how color affects heat absorption!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

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.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Test whether plants can grow without sunlight and water.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

The goal of this project is to create an exciting topographical map out of dough.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Discover which fabrics shrink the most in the wash and why.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Use sticks and stones to create create an outdoor version of tic-tac-toe!