Khan Academy
Khan Academy: The Law of Segregation
Resource provides a discussion of Mendel's law of segregation with a focus on genotype, phenotype, alleles, heterozygous/homozygous, and 2 x 2 Punnett squares.
Khan Academy
Khan Academy: The Law of Independent Assortment
Article defines Mendel's law of independent assortment, provides examples, and takes a look at how it is used to make predictions. Also, discusses dihybrid crosses and 4 x 4 Punnett squares.
Texas Education Agency
Texas Gateway: Monohybrid and Dihybrid Crosses
What is the probability that a baby will be a boy or a girl? Learn how to do monohybrid and dihybrid crosses in this interactive tutorial.
CK-12 Foundation
Ck 12: Episd: Punnett Squares
[Free Registration/Login may be required to access all resource tools.] While building on the study of genetics, students will understand how to predict genetic traits with the application of Punnett Squares.
PBS
Pbs Learning Media: Mendel's Laws of Genetic Inheritance
This interactive activity, adapted from the Dolan DNA Learning Center, uses Punnett squares to illustrate Mendel's laws of inheritance and how a particular gene combination results in a 3-to-1 ratio of dominant-to-recessive traits.
Texas Instruments
Texas Instruments: Hello Dolly
Students will draw a model of a Punnett Square on the calculator and discover all possible combinations of Genotypes. They explore theoretical and experimental probabilities. They also collect data through experimental probability and...
Texas Instruments
Texas Instruments: Call It Dominant or Recessive
In this activity, students simulate a Punnett square of a cross between two heterozygous individuals and produce a histogram. They compare actual and expected results of genetic crosses.
Open Curriculum
Open Curriculum: Mendelian Inheritance
Students use this article to identify how probability is used to predict outcomes of genetic crosses.
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Learn About Genetics: Genes & Inheritance
An animation introducing the basic concepts of cells, DNA, recessive inheritance, and Punnett squares.
BioMan Biology
Bio Man Biology: Snurfle Meiosis and Genetics
Find out about the phases of meiosis in this learning module that has Snurfles reproducing. Explore the connection between genetics and meiosis, learn how to use Punnett squares, and all about chromosomes. Then try the quiz to check your...
Other
University of Illinois Chicago: Human Genetics: Mendelian Inheritance
Great genetics site with a very good section on Punnett squares.
McGraw Hill
Glencoe Biology: Applied Genetics: Self Check Quiz
Try this quick, five question comprehension check over applied genetics. Each question has a hint available, as well as a self-checking feature.
CPALMS
Florida State University Cpalms: Florida Students: From Flowers to Freckles: Medel's Mighty Model
Learn how scientist use models to simplify concepts in science.
CK-12 Foundation
Ck 12: Biology: Punnett Squares
[Free Registration/Login may be required to access all resource tools.] Describes how to use a Punnett square to predict genotypes and phenotypes.
CK-12 Foundation
Ck 12: Plix: Punnett Squares
[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!
CK-12 Foundation
Ck 12: Plix: Punnett Squares
[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!
CK-12 Foundation
Ck 12: Plix: Punnett Squares: Predict What Offspring Will Look Like
[Free Registration/Login Required] Complete the punnett square by dragging and filling in the interactive boxes based on basic genetic principles. You will need a sign-in to complete this interactive, but it is well worth your time!
CK-12 Foundation
Ck 12: Biology: Punnett Squares
[Free Registration/Login may be required to access all resource tools.] Describes how to use a Punnett square to predict genotypes and phenotypes.
Bryn Mawr College
Serendip: Dragon Genetics: Independent Assortment and Gene Linkage
Brief text summary of what students learn in the Dragon Genetics I lab along with links to download Student Handouts and Teacher Preparation Notes in PDF and Word formats. Multiple gene inheritance and the cause of genetic linkage are...
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Inheritance Calculator: Genetic Traits
An interactive Punnett Square inheritance calculator helps students work out patterns of recessive inheritance for a trait, such as straight or peaked hairline.
CK-12 Foundation
Ck 12: Life Science: Punnett Squares
[Free Registration/Login may be required to access all resource tools.] A Punnett square is a special tool derived from the laws of probability. It is used to predict the offspring from a cross, or mating between two parents. Learn more...
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Inheritance Calculator: Blank Make Your Own
An interactive Punnett Square calculator which allows students to work out patterns of inheritance for any autosomal recessive genetic trait or disease.
Alabama Learning Exchange
Alex: Sponge Bob Round Pants? What's the Chance?
What are the chances of SpongeBob having kids with round pants? Working in cooperative learning groups, students explore the concept of probability. Using interactive websites, students explore the possibilities of an organism having a...
CK-12 Foundation
Ck 12: Life Science: 3.3 Punnett Squares
See how a Punnett square is a special tool used to predict the offspring from a cross, or mating between two parents.