Middle-School (grades 5 through 9) math program written to provide skills in context. Students use mental math and proportional thinking to find common percentages (10% 5% 1% 15%, etc.) of a given number.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students are shown eight fraction representations and must choose three that add up to a given sum. Fractions are halves, fourths, and eighths.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students must place four quarters, four dimes, four nickels, and four pennies on a 4 by 4 grid so that the rows and columns sum to given values.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students are shown a Cartesian plane across which a small dot moves. Students try to "capture" the dot by typing in its current or anticipated coordinates.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students use coordinate graphing to guide a moving dot through a series of mazes. Think: coordinate graphing pinball.

300 Science Quizzes: 150 Capital city quizzes, 120 Chemistry and Periodic Table quizzes, 20 Astronomy picture-quizzes and 10 questions about the speed of light for middle and high school students.

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 use hints to find what fraction of a pizza was eaten by each of five party-goers.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students write and solve simple algebra problems, then manipulate the vertices of an on-screen triangle so that it matches given information about its angles.

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 balance a beam by using positive and negative weights.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students addone of two types of problems: ruler fractions (halves, fourths, eighths, sixteenths) or regular fractions.

Middle-School (grades 5 through 9) math program. Students solve crossnumber puzzles by evaluating simple expressions. Program uses only positive integers.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students find and plot solutions to parabolas, hyperbolas, and absolute value functions using an on-screen Cartesian plane and five moveable points.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students locate points on a number line. Problems deal with fractions, decimals, square roots, and/or absolute values.

Middle-School (grades 5 through 9) math program written to provide skills in context. Given the English language version of a number (e.g. one thousand sixty-five and nine tenths) students must type in the numeral (e.g. 1065.9).

Algebra - One on One is an educational game for those wanting a fun way to learn and practice algebra. This program covers 21 functions. It has a practice and a game area. Includes a two player combat game.

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.

This free collection of tests in arithmetic, pre-algebra, algebra, trigonometry, hyperbolic trig and calculus offers step-by-step solutions together with extensive reference material and interactive training technique.

Middle-School (grades 5 through 9) math program written to provide skills in context. Students classify triangles based on sides and angles.

480 math word problems from grades 1-8 are solved over the internet. Problems are solved using pictures with millions of variations. Whole numbers, decimals, fractions, ratios, and percents are covered. Unlimited free trial. Subscriptions available.

Middle-School (grades 5 through 9) math program written to provide skills in context. The program shows a series of 150 preset problems. Each problem has a blank, sectioned square and a given fraction goal. Students must shade the square correctly.

Middle-School (grades 5 through 9) math program written to provide skills in context. Given the radius or diameter of a circle, and the measure of a central angle, students find various areas and lenths.