New ReviewBelieve it or not, birds are dinosaurs! Scholars view evidence that connects birds to dinosaurs in a video lesson. The narrator outlines factors that prove birds are descendants of dinosaurs.

New ReviewWe've heard about pygmy pigs—why not pygmy mammoths? Fossil evidence proves their existence, but the dilemma is figuring out where they lived. A video describes different theories on their evolution and migration.

New ReviewYou may struggle to find similarities between humans and many of our ancestors. Fossil evidence finds more and more signs of similarities between humans and many other species. A lesson outlines the fossil evidence and the questions...

New ReviewSome genes link to others that have implications for inheritance. A set of resources lead pupils through the history of this discovery. They explain how chromosomes recombine and which parts are more susceptible to this linkage....

New ReviewMendel was the first to look at individual traits within a species. Step in his shoes as an interactive lesson takes users through his journey. An animation describes the design of his experiments and how he isolated individual traits to...

New ReviewGregor Mendel's work revolutionized agriculture from an art to a science. Explore Mendel's work with an interactive lesson that includes animations, video, and practice problems. The instruction describes the early discoveries that...

Do our experiences in childhood become part of our genetic makeup? The third of a four-part video series focusing on reproduction examines trending research in epigenetics. The narrator explains the experiment, data, and analysis of the...

Is that warm, fuzzy family feeling a product of evolution? Explore altruism through a video from an engaging science series. The narrator discusses parental instincts, evolutionary fitness, and an organism's drive to ensure it passes its...

From anteaters to zebras, why are both sexes equally represented in number? Explore a quirk in evolution with a video from a thought-provoking science playlist. The narrator shows examples of species that might only need a few males,...

What does your class know about GMOs? Are they savvy to selective breeding? Challenge young minds to engineer the greatest crop of all time using a hands-on genetics unit. Learners discover the good and bad details of selective breeding,...

What's the link between lactase persistence and dairy farming? Biology scholars analyze data to find evidence of the connection, then relate this to human adaptation. Working individually and in small groups, learners view short video...

Whether or not you think mice are nice, you'll love the colorful activity! Scholars examine evidence for evolution in the rock pocket mouse through video, discussion, and collaborative work. Learners watch a video regarding variation in...

Don't want to sound corny, but your class will be a-maize-d by an engaging activity! Explore the history of the modern corn plant through a video and Punnett squares. Junior genetics experts get hands-on experience with actual research...

How has the concept of race changed over time? Explore the genetic, cultural, and social aspects of race through a series of impactful activities. Scholars discover how race is influenced by inherited traits, examine census records to...

You may not know if that zebrafish in your fish tank is a model citizen—but it is definitely a model organism! What can we learn about ourselves from a tiny zebrafish? Discover more about the polygenic trait of skin color through a...

Does where we live influence how our bodies express genetic traits? Explore variation in human skin color with an activity that incorporate video and hands-on learning. Individuals model the relationship between phenotypes and genotypes,...

How do organisms end up with such a wide variety of traits? It's in their genes! Kick off your inherited traits lesson using a brief video that covers alleles and genes. The narrator describes heterozygous and homozygous genotypes, how...

Why do siblings often look so different from one another? Discover the process of making gametes using a short video from a large biology playlist. The narrator explains each step while animated chromatids play out the scenario that...

Survival is a game of chance, catch my drift? Examine the factors that influence genetic drift with an entertaining video from a large biology playlist. The resource covers the myriad conditions that come into play when a species...

Pupils puzzled by pedigree charts? Not anymore! Show them proper pedigree protocol using a short video from an excellent biology playlist. Content includes pedigree symbols and terminology, interpreting pedigrees of various lengths, and...

It turns out blue is not just for the Smurfs! Introduce young geneticists to the Fugate family, known throughout Kentucky for their unusual skin tone. A two-day lesson from K20 explores dominant and recessive traits through partner...

From crime to paternity, DNA fingerprinting has revolutionized how the world views inherited traits. Science sleuths investigate the facts about DNA profiling through a variety of activities. The Teacher's Guide includes printable...

Around six percent of babies are born with serious genetic disorders. Young scientists learn more about what causes these disorders and the effect they have. They begin with a case study of cystic fibrosis before expanding to research...

What's your type? Genetically speaking, of course! Immerse your class in the world of karyotypes through an insightful activity from the K20 series. Scholars take on the role of genetic counselor to determine the karyotype of offspring...