[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...

[Free Registration/Login may be required to access all resource tools.] Describes how to use a Punnett square to predict genotypes and phenotypes.

[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!

[Free Registration/Login may be required to access all resource tools.] Describes how to use a Punnett square to predict genotypes and phenotypes.

A good interactive Punnett square site that offers a tutorial in how to fill out the squares for genetics.

[Free Registration/Login Required] This flipchart show students how to use a Punnett Square to introduce how homozygous and heterozygous genotypes are inherited and how they determine phenotypes.

[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!

After watching video clips from the Harry Potter and the Goblet of Fire movie, students explore the use of Punnett squares to predict genetic trait inheritance. The objective of this lesson is to articulate concepts related to genetics...

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...

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.

[Free Registration/Login Required] Students will use Punnett Squares to analyze how biological traits are passed on to successive generations.

[Free Registration/Login Required] In this lesson Punnett Squares are used to illustrate genetic possibilities. There are exercises and assessment questions to use with Activotes.

[Free Registration/Login Required] This flipchart presents the use of Punnett Squares to predict the outcome of a genetic cross. There are practice exercises as well as assessment questions for use with Activotes.

DNA from the Beginning offers a biography on Reginald Punnett and William Bateson. Includes pictures of both Punnett and Bateson.

Clermont College provides a good interactive practice test using Punnett squares.

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.

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

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...

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...

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...

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...

This lesson will explain how to use a Monohybrid cross when determining genetic traits. It is 3 of 4 in the series titled "Monohybrid Cross."