Middle-School (grades 5 through 9) math program written to provide skills in context. Students manipulate weights on two balance beams to solve two simultaneous equations.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students calculate the probability of three different types of outcomes on a slot machine: three apples, at least one apple, or no apples.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students use sets of data to construct on-screen box and whisker plots.