junior high (20 products)

$1.64 Puzzle 1.0 (Freeware)

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. The program generates hundreds of problems on two levels of difficulty.

Adding Three Fractions 1.0 (Freeware)

Middle-School (grades 5 through 9) math program written to provide skills in context. Students choose one of two types of problems: ruler fractions (halves, fourths, eighths, sixteenths) or regular fractions. Students must add the given three fractions. Every problem is illustrated with an interactive sketch.

Angle Doubling 1.0 (Freeware)

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. Sample problem:

Arcs 1.0 (Freeware)

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 must find the following: the area of the circle; the area of the sector defined by the central angle; the circumference of the circle; the length of the arc defined by the central angle. All answers are rounded to the nearest hundredth.

Box 1.0 (Freeware)

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.

Chase 1.0 (Freeware)

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

Evaluating Crossnumber Puzzles 1.0 (Freeware)

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

Fraction Puzzles 1.0 (Freeware)

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 to match the given fraction. The program allows students to draw lines on the screen, and to shade certain fractional parts.

Fraction Tiles 1.0 (Freeware)

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.

Graphing Functions 1.0 (Freeware)

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.

Integer Balance Beam Puzzles 1.0 (Freeware)

Middle-School (grades 5 through 9) math program written to provide skills in context. Students balance a beam by using positive and negative weights.

Internet Math 1.0 (Shareware, $3.99)

480 math word problems covering grades 1-8 are solved over the internet. Problems are generated with random numbers and solved using pictures. Each problem's picture solution changes to correspond to the random numbers generated. This insures that students learn the solution and the skill underlying it while not memorizing the answer.

Linear Systems Beams 1.0 (Freeware)

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.

Mosquito 1.0 (Freeware)

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.

Number Line 1.0 (Freeware)

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.

Percent-O-Rama 1.0 (Freeware)

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.

Pizza Party Puzzles 1.0 (Freeware)

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. Sample hints:

Slot Machine Clinic 1.0 (Freeware)

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.

Triangle Types 1.0 (Freeware)

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

Writing Numbers Part 2 1.0 (Freeware)

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).