Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...

Human bodies prove evolution thanks to our genes, bones, and more. Learning about specific body parts and how they evolved from other species helps individuals better understand the transition species that helped us become who we are today.

Got milk? Only two cultures have had it long enough to develop the tolerance of lactose as an adult. Learn how the responsible genes evolved along with the cultures that have been consuming milk. This rich film is supplied with a few...

Connect Mendelian genetics with Darwinian theories. An interactive lesson lets pupils explore how George Shull used research from other scientists to explore genetic variation. The resource outlines the statistical analysis of genetic...

Ardipithecus ramidus shares features with both humans and chimpanzees. Learn about where Ardi, humans, and chimps fit in the tree of life by comparing anatomical features including the foot, pelvis, and teeth. After exploring those...

Adaptations must be made as environments change. This fabulous presentation features Icelandic icefish, a transparent, scaleless specimen that even has colorless blood. Genetics and adaptations concepts are explored as scientists study...

Why is diversity in biology so important for an ecosystem? Explore biodiversity, evolution, and natural selection with a presentation for your biology class. It features clear information, activities for further understanding, and...

It's time to level up and discover how video games affect the brain. Pupils explore the topic as they continue reading excerpts from an article about adolescent brain development and the digital revolution. Scholars also participate in a...

Are chickens and crocodiles really related? Young scientists compare the bone structure of current domestic chickens to other animals throughout evolution. This helps them understand the branches that separate crocodiles and birds as...

Physical and biological factors affect everyday living. Scholars explore electromagnetic forces, motion, the rock cycle, and geological changes. They examine cells as the building blocks of life and how organisms reproduce using images...

Illusions are what your mind makes them. Learners view several optical illusions. After each illusion the resource describes what is seen and the potential connection to evolution of the brain. Illusions include seeing different objects...

The most important chemical process on Earth is photosynthesis. Scholars explore the changes in the gases in our atmosphere as life on Earth developed. They create a model of photosynthesis and consider simple questions.

Scholars take off on an interactive spaceship to explore a historical timeline of the big bang theory. They learn about the evolution of mammals and humans, the formation of stars and planets, and the chemical composition of the early...

How do chains of islands form? Young oceanographers explore the mountains of the deep in the final installment in a 13-part series. The interactive compares types of seamounts based on their overall height and height under the water, as...

How closely are animals related? Check their phylogenetic trees! The use of DNA sequencing altered our understanding of these relationships. Individuals explore and gain a better understanding of how scientists sort, align, and determine...

Did you know horsepower is actually based on the power of a horse? 60 horse power is the equivalent of being pulled by a team of 60 horses! Viewers will learn other interesting facts like this from a presentation that begins with the...

Learners analyze the evolution of cultural attitudes through the lens of transportation, examining several artifacts, documents, and photographs. Topics covered include how American attitudes have influenced society's evolution into a...

A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...

In his 2013 introduction to Fahrenheit 451, Neil Gaiman states, “Fiction is a lie that tells us true things, over and over.” In this extraordinary unit plan, readers "explore the power of written language to educate and...

Can you imagine Washington DC and London as close neighbors occupying the same continent? Learners will be fascinated as they step back in time and discover the evolution of the earth's continents and oceans from 4.5 billion...

What's life like in a hydrothermal vent? Find out in part five of a 13-part series. Learners journey to one of the harshest environments on the planet, the hydrothermal vent, to learn about the creatures that survive the extreme...

Take it all the way back! Young scientists discover the changes that took place from the time Earth became solid to present day through an interesting interactive. The resource guides users through key events that have shaped our world...

The gradual evolution of the earliest settlers in North America from nomads to farmers is the subject of a reading comprehension worksheet that asks kids to answer a series of questions using information provided in the reading passage.

For as small as they are, there sure is a lot of information for young scientists to learn about bacteria. Help simplify the subject with this instructional presentation that explores the structure, nutrition, and reproduction of...