A number of stories surround the puzzle known as Tower of Hanoi, Tower of Brahma and Lucas' Tower. Over the years, the puzzle has provided challenge to people in all walks of life, including mathematicians, computer programmers and strategists.
How many squares of all different sizes are there on a chessboard? Instead of counting them up, we can calculate the answer with a formula.
This article provides a technique for using the abacus to perform subtraction equations and a simple method for introducing children to subtraction.
Working out the odds of an event occurring allows us to estimate the number of times that event will take place in future trials. Permutations/combinations are also an important part of the analysis.
This article describes a technique for performing multiplication of equations with three digits on the abacus. Learn from an expert in the use of the counting tool.
Learn how to compute for the surface area and volume of truncated solids. This article covers concepts, formulas, problems, and solutions about truncated cylinders and prisms.
A look at Bertrand's Paradox, where a seemingly simple probability question yields some very differing results.
This guide explains everything you need to know about circles, including calculation of area, segment area, sector area, length of an arc, radians, sine and cosine.
Solving triangles using Pythagoras's theorem, the cosine rule, the sine rule and various ways of calculating the area of a triangle.
Learn how to graph a circle given the general form and standard form. Familiarize with converting general form to standard form equation of a circle and know the formulas necessary in solving problems about circles.
Learn how to approximate the area of irregularly shaped curve figures using Simpson’s 1/3 Rule. This article covers concepts, problems, and solutions about how to use Simpson’s 1/3 Rule in area approximation.
Learn how to calculate the surface area and volume of the frustums of the right circular cone and pyramid. This article talks about the concepts and formulas needed in solving for the surface area and volume of frustums of solids.