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What Are the Layers of the Earth?

What’s inside the earth? Create a craft or bake a cake that will help you dig deep into the mysteries of the earth’s interior.First, it’s time for a short geology lesson. The earth has four layers. Th ...

Breaking Rocks

Hipervinculo Geología

Breaking Rocks

Discover whether certain types of rocks are more difficult to break than other types of rocks.The purpose of this experiment is to test various sedimentary, igneous and metamorphic rocks to find out w ...

Identify Trace Fossils

How can scientists figure out what a dinosaur’s footprints looked like? When a dinosaur walked near a stream, it may have left footprints imprinted in the earth. If the stream the footprints flooded, ...

Soil Composition

The soil composition in people’s backyards containsminute particles of magnetic material called rare-earth metals.Larger quantities of rare-earth metals lie in deep underground.The particles belong to ...

Identifying Rocks and Minerals for Kids

Can you be a mineral detective? In this cool experiment on identifying rocks and minerals for kids, you’ll develop an understanding of some of the characteristics of different minerals. Minerals look, ...

Acid Test: How to tell Minerals Apart

There are a lot of ways to tell one mineral from another; color and shape are good indicators but they can deceive you. Mineralogists (people who study minerals) have other ways to test samples to see ...

Substrate City: What Household Objects Form the Best Crystals?

Crystals like to form on a substrate, or base surface of some kind; the texture, composition, and surface area of the substrate influences the formation of the crystals. Use four different household o ...

Crayon Rock Cycle Experiment

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces? Maybe you've even discovered a rock in your backyard that's made up of several layers. If so, you' ...

The Scratch Test: Testing a Rock's Hardness

Minerals have many different properties. These properties are used to classify minerals and to help in knowing how minerals can be used. Some of the properties of minerals include hardness, color, shi ...

What is Topography?

She’ll be coming around the mountain, but what will her road look like? Take a real or invented mountain, model it out of clay, and discover how we can represent it using topography. So what is topogr ...

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