Free Online Probability Math Games

Our free educational games are used by more than 20,000 teachers & homeschooling parents!


Basic Probability Practice


In this game questions will appear in the form of "How likely is it that..." along with diagrams.

You can select your answer from four options: Certain, Probable, Unlikely and Impossible.


Ball Picking Machine

The first part of this game consists of some trials in which colored balls are shuffeled inside the machine.

In every trial, two colored balls are given, and you have to estimate the chance of them being picked by the machine.

The second part consists of a simulation: Balls are shuffeled inside the machine, and every time you pull the handle, a ball is picked. There is a counter for every color, and you get to see the relative frequency of the colors that were picked.


The Slushy Sludger


The concepts of "Impossible", "Probable" and "Certain" are represented in the activity in the terms of "no", "maybe" and "yes".


The Vile Vendor


Practice the concepts of "Impossible", "Unlikely", "Equal", "Likely" and "Certain" with this futuristic vending machine.


Probability as a Fraction
(Practice with cards)


Using a deck of cards to illustrate the concept, this is a step by step tutorial with online practice and a test.


Probability as a Fraction
(Raffle Tickets)


This activity also includes a tutorial with practice and a test, and is using school raffle tickets to illustrate the concept.


Beat the Odds


Interactive exercises to experiment and calculate the probabilities of random events. A great a activity by PBS Learning Media.


Online Spinner
(With Many Custom Options)


This wonderful online spinner enables you to easily gather independent random events of various kinds. It also automatically sums them up in a table below.


Probability Quiz


This quiz has 10 multiple-choice questions.

Click the correct answer for every question, and when you finish click the "Check Score" button.

Then you will get a full feedback where you can see your score and your correct and wrong answers, as well as a full detailed solution for every question.


Snail Race


Repeatedly throwing two dice and depicting their sum as an amusing snail race.


Washing Line


This is a unique practice of the probability vocabulary, going all the way from the words impossible to certain, and all the various concepts in between, such as "probable", "likely", "very unlikely" etc.


Card Sharks Online Game


This is an estimation game based on known chances, in which you try to estimate whether the next card will be higher or lower than the last one.


probability as fraction - Illustrated test questions


This is a beautiful illustrated online probability test, about representing as fractions. You can choose from three difficulty levels.


Online Spinner -
With a Tracking Table


A simple and practical online spinner which can easily simulate independent events. You can set the number of spins, and there's a table which automatically tracks and records the events.


Lesson and Exercises


The lesson consists of 5 experiments, followed by 5 exercises with results.


Various Exercises (Advanced)


This consists of 10 problems with answers for the advanced students.


Probability Line
Problems with Answers


10 problems with detailed answers for self practice.


Relative Frequency
Problems with Answers


Relative Frequency - 10 problems with detailed answers for self practice.


Probability Fair


This game consists of 6 different fun activities.

In these activities you can win tickets in carnival games, by making the correct calculations, and choosing the events with the highest chance of occuring.

Educational Benefits

Here you can find opportunities for your students to learn about and demonstrate their proficiency in probability. They can demonstrate their critical thinking and math skills and have fun with these colorful games at the same time!

Some of the exercises give students a group of items, and they’l be asked to determine the chance of selecting each one. Others are in the form of word problems and can help prepare students for math tests or quizes, which ask questions in a similar format.

The games are simple, perfect for younger students needing to spend time on the these concepts and learn more about its basic principles.

Most activities are intended for kids in 4th and 5th grade, and some are suitable for middle school students as well.