A simulation where students flip coins to mimic how parents pass genetic traits to their offspring through heredity. This activity also illustrates the difference between dominant and recessive genes, and how they interact with each...

Fifth graders will discover the difference between inherited traits and learned behaviors by bringing the traits to life in a game of charades. After that, the students will demonstrate knowledge of recessive and dominant traits as they...

An animation introducing the basic concepts of cells, DNA, recessive inheritance, and Punnett squares.

Use this drop-down menu to explore singe gene disorders such as Cystic Fibrosis, Huntington Disease, Sickle Cell, and more. Learn the symptoms and features of the disease, how to treat and/or manage the disease, and links to additional...

The basic principles of genetics are in this effective site. Gender determination, recessive traits, and the Punnet Square are the topics examined. There is also a Punnet Square practice exercise to assess your comprehension of the...

Thomas Hunt Morgan will explain the research he did to determine that some traits are linked to the sex of an individual.

Click on "Cystic Fibrosis (CF) to learn about this is a disorder that affects respiration and digestion. This article explains causes, inheritance, symptoms, diagnosis, and treatment.

Explore the facts on Cystic Fibrosis through this interactive and engaging site.

Breed pure mice with known genotypes that exhibit specific fur and eye colors, and learn how traits are passed on via dominant and recessive genes. Punnett squares can be used to predict results. (Free usage is limited to five minutes...

This "Ask the Experts" article answers the question, "What do we know about the cause of Werner syndrome and progeria, the disease that leads to premature aging in children?" This article also distinguishes between Hutchinson-Gilford...

Explore the genetics of plants discovered by Gregor Mendel in the nineteenth century. These interactives will walk users through the planting and growth of pea plants, possible combinations of plans to alter traits, predict the results...

Human-Genetics: A Worldwide Search for the Dominant Trait allows you to collect data and share your results with students around the world. Register your class, complete the student survey, participate in discussion boards, and interact...

This lesson focuses on genetic inheritance including defining key terms such as chromosomes, alleles, DNA, genes, genome, and more. Links to a video and a test are provided.

An interactive Punnett Square inheritance calculator helps students work out patterns of recessive inheritance for a trait, such as straight or peaked hairline.

An interactive Punnett Square calculator which allows students to work out patterns of inheritance for any autosomal recessive genetic trait or disease.

[Free Registration/Login may be required to access all resource tools.] Describes genotype and phenotype, and how genes are inherited.

[Free Registration/Login Required] Use the color coding to help you complete the Punnett Square. You will need a sign-in to help you access this media, but it will be worth your time!

[Free Registration/Login Required] Complete the Punnett Square in the interactive by moving the rectangles in the box. You will need a sign-in for this media, but it is well worth your time!

This article from DNA from the beginning is loaded with goodies about genetics and DNA. Starting with Mendel all the way through the concept of DNA, you will see how life is given certain characteristics. Some animations and audio clips...

Mendel's second law and how he arrived at it through his experiments. Includes vocabulary and examples.

This site from Palomar College provides an online practice quiz includes history as well as some of the genetics. Includes feedback. A great learning and practice site.

This site explains how to determine the chances of inheriting certain traits from our parents. It gives mathematical examples and exercises.

A multiple-choice quiz on genetics terms and concepts.

An animated pedigree clearly explains the way hemophilia was inherited in the Romanov family. Interpreting pedigrees and sex-linked crosses should be much easier to understand after going through this tutorial.