Evolution in a Ring

An exceptionally creative approach is taken to assessing your biologists' grasp of natural selection concepts. They are to imagine hosting Charles Darwin for dinner and having, to their surpise, a few other noted scientists crash the...

Ice core samples give scientists access to climates of old—those from more than 800,000 years ago. Through an analysis of various temperature graphs from ice cores, tree rings, and weather stations, scholars compare historical climates...

Information about the human body doesn't have to be hard to digest! Provide learners with an overview of the digestive system, including each of the organs involved. It also covers the importance of nutrients, body mass index, the...

Mexico, Brazil, and Australia include the highest numbers of venomous species. An engaging video takes on the idea that venomous animals live in warm climates as part of a larger science series. It discusses possible reasons why this is...

Why do warm, tropical environments seem to be the perfect place to find so many of the world's most venomous animals? Explore several theories in an interesting video. The narrator differentiates between venomous and poisonous, describes...

Students use tools to represent bird beaks and pick up different types of food with them in order to discover which beak would help the bird survive depending on their food type.

How do turtle shells form? Scholars explore the evolution of turtle shells and learn about how they form from many different bones before relating the process to cell differentiation in an organism. Pupils also look at different turtle...

Do you see what I see? Individuals view eight images from the Hubble Space Telescope and then determine exactly what is being shown in the images. The pictures range from the rings of Saturn to views of billions of galaxies that take up...

Students examine stars and constellations in the night sky. They complete a KWL chart and calculate the mass of stars. They also discuss how a star is formed.

Students discuss the five elements of natural selection. They graph data they have collected through classroom activities and a discussion occurs about the European Peppered Moth.