What is the purpose of Karyotyping?

Determining whether or not something is living can be more difficult than it seems. Put your young scientists to work defining their own criteria to identify life, then work with three samples to see if they are alive or not. 

What's the difference between a solar eclipse and a lunar eclipse? Handout an article that explains the phenomenon of both, safety precautions for viewing a solar eclipse, and what a partial eclipse is.

What is the cost of change? Roberto Guerra's photo essay "La Carretera: Life and Change Along Peru's Interoceanic Highway" asks viewers to consider the impacts of the 1,600 mile-long highway through Peru and Brazil that connects Pacific...

Is DNA still present after picking fruit or cooking vegetables? Biology scholars extract and collect DNA strands in an impactful lab. Working groups prepare their samples and compare their results to negative and positive standard...

Do you want to learn about how you learn? Help pupils become the best learners they can be by teaching them how their brain works. The resources available include videos about brain structure and a study guide full of activities that...

Calling all young scientists! Due to the recent emergence of a new "undead" species, it is the responsibility of your class to ensure the survival of Earth and its people. This experiment tests for the most effective tool that could save...

Would astronauts be able to grow their food on the Moon? Teams research plant growth in order to design and build a growth chamber that will function on the lunar surface. They narrow down plant choices based upon their strengths and...

When asked to list everyday objects that require energy, most people list technology that use batteries or electricity. Through hands-on exploration, young scientists discover energy is much more than just circuitry. They play with...

Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the liquids...

Explaining exactly how DNA works to provide genetic information is a complex topic, but it is presented in a clear and engaging way through a five-minute video. Have learners try to explain how DNA works before watching the video, then...