Virginia Department of Education
Permutations and Combinations
Counting is not all it adds up to be — sometimes it involves multiplying. The activity introduces permutations and combinations as ways of counting, depending upon whether order is important. Pupils learn about factorials and the...
Virginia Department of Education
Integers: Multiplication and Division
Rules are meant to be broken ... but not integer multiplication and division rules. Learners use chips to model integer multiplication and division. The results of the activity help them develop integer rules for these operations.
Virginia Department of Education
The Real Meal Deal
Burgers and salads and sodas, oh my! Scholars use a menu to investigate the Fundamental Counting Principle. They create tree diagrams to illustrate the number of possible choices for each given scenario.
PBS
Working with Common Denominators: Activities and Supplemental Materials
Enjoy these straightforward and simple worksheet pages that practice with different denominators. The practice starts simple with adding fractions together and then works on a recipe that needs to be tripled.
National Security Agency
Going Green with Graphs
In this unit designed for second graders, youngsters are introduced to conducting surveys and creating tally charts based on the data they gather. Students then construct bar graphs, and observe the relationships between the two...
02 x 02 Worksheets
Proportions
Cut-and-paste a great activity into your lesson plans. Scholars analyze real-world problems involving proportions. To change things up a bit they cut-and-paste quantities to create a proportion on their way to solving the problems.