In this global studies worksheet, students read the noted pages in their textbooks and then respond to 12 short answer questions about World War I and the Great Depression.

Students compare and contrast the visible structures of three insects based on photographs. They differentiate characteristics of crane flies, ants, and wasps then create a simple classification system.

Third graders cut a map of a pond into grid squares. They count the total number of squares and calculate the probability of drawing a pond piece vs. a shoreline piece. They draw 10 pieces and compare the results with the original...

Pupils conduct a Swap Day to determine how bartering to exchange goods works. They trade something that they do not want for an item that they prefer.

This resource explains what generalization is in statistics, its advantages and disadvantages, and problems that can occur, e.g., sample or response bias. Includes detailed examples of sampling error and sample bias.

Interactive review problems are offered to practice the concepts of random variables and statistics. Topics covered include, Bernoulli trials, normal and binomial distributions, Chebyshev's rule, and the like.

This comprehensive study guide contains 897 fully solved probability and statistics problems with explanations. Topic covered includes basic probability, sampling theory, regression, and more.