if you've ever had to guess how many items were in a jar, then this problem is for you! With a big jar full of red and white marbles, does picking a sample of 16 allow your learners to get a good estimate on the percentages of each...

Capture the engagement of your young mathematicians with a collaborative graphing activity. Using a deck of zoo animal picture cards, students select a picture from the deck, record the chosen animal on a graph,...

In this Benford's Law learning exercise, high schoolers read about the first digit frequency of numbers. Students solve 3 problems about sunspot numbers, solar wind magnetism and the depth of the latest earthquakes by using on line sites...

Games are great for reinforcing key skill sets and providing fun practice. Here are two games complete with printable materials and instructions. Children will play consonant digraph Jeopardy and digraph concentration using the same set...

If you like rap music, are you more likely to like rock music?  Use statistical analysis to determine if there is a positive association between rap and rock in this particular sample. While the problem is relatively simple, the...

Bring the class into the probability by having everyone count buttons on their shirts. Organize the data into the chart provided and chose different possibilities such as "female with one button" or "all students with more than four...

This App allows students to explore probability theory with interactive animation that simulates rolling dice, tossing coins, and generating random numbers. They use evaluation options such as bar graphs and table of trials data....

Explore probability theory with interactive animation that simulates the rolling of dice, tossing of coins and generating random numbers. Evaluation options include bar graphs, table of trials data, settings for specifying the number of...