Meet our home: planet Earth

Meet our home: planet Earth

Learn how to build a tactile version of the Earth using cheap, household items andhow to use this model to identify the different characteristics of the planet. This cheap, tactile version of our planet is a great resource to explore its features for both visually...
Orion constellation in 3D

Orion constellation in 3D

Looking at the night sky, all civilizations (ancient and modern ones) have identified many different shapes that they have called constellations. But what are constellations? Are they formed by stars that are really near one to the other? We will learn about...
What is a Constellation?

What is a Constellation?

Through a hands-on practical, students learn what a constellation looks like by understanding that a three-dimensional object looks different depending on our perspective. They learn that the stars in a constellation are far apart and not in the same plane. Resource...
Moving constellations

Moving constellations

We usually think that stars are fixed in the sky and that their mutual positions do not change in time. Ancient civilizations built their religious and philosophical systems on this empirical evidence. However, we now know that this is not true; stars have proper...
How to travel on Earth without getting lost

How to travel on Earth without getting lost

The Earth is a globe and we can define our position on it by using latitude and longitude. With this hands-on activity, students can find their location on a globe and describe it in terms of longitude and latitude, using a compass, the night sky and a protractor....