Curated OER
Tree Diagrams
In this tree diagram activity, learners read story problems. From the given information, they draw tree diagrams to determine the total possible number of outcomes. This one-page activity contains ten problems.
Curated OER
Manipulatives Make Abstract Math Concepts Concrete
Using math lessons that include manipulatives can help cement learning.
CK-12 Foundation
Ck 12: Probability: Measurement of Probability Grades 9 10
[Free Registration/Login may be required to access all resource tools.] Find the number of outcomes, theoretical probability, and odds of events involving coins, dice, and cards.
SMART Technologies
Smart: Dice and Card Math Games
Kids love dice and playing with decks of cards. Leverage these two great (and inexpensive tools) to help students work on math facts, place value and more.
Shmoop University
Shmoop: Basic Statistics & Probability: Basic Probability
The mathematics resource investigates basic probability. Students learn about the topic through notes and examples. The tutorial consists of practice exercises to check for comprehension of the concept.
Shodor Education Foundation
Shodor Interactivate: Crazy Choices Game
Compare theoretical and experimental probabilities, using dice, cards, spinners, or coin tosses. Three different probabilities can be compared at once.
Oswego City School District
Regents Exam Prep Center: Mutually Exclusive & Independent Events
The somewhat tricky differences between mutually exclusive, non-mutually exclusive, independent, and dependent events are defined here. Common items such as coins, colored cubes, and a deck of cards are all part of the easy-to-understand...