MERLOT Materials

Virtual algebra tiles with on-screen activity assistance.

This site provides a visual approach to exploring finite cyclic groups.

EigenExplorer is a Java applet designed to explore the the relationships between a matrix A, a vector x, and the... see more

Three vectors (forces) can be independently manipulated, with the net force being computed for each configuration.

Is very easy add and subtract graphically. One can regroup the tokens of each order, regroup, carry or borrow tokens, and... see more

Graphically adds any two vectors to get a third.

This site contains a Java applet that provides information about groups of order 1-15. The user selects an order of a... see more

Matrix Calculator is a site containing an interactive applet that let a user to input a square matrix and then with a... see more

The Matrix Multiplication simulation aims to help students learn how to multiply two matrices and what conditions need to... see more

An excellent group theoretic approach to the popular Rubik's cube game.

To calculate the value of apple, orange, pear from 3 purchases. About mental arithmetic, with a pre-algebra tool... see more

A virtual manipulative to help students balnce linear equations in one variable.

The Graphical representation of complex eigenvectors simulation aims to help students make connections between graphical... see more

The Graphical representation of eigenvectors simulation aims to help students make connections between graphical and... see more

This site contains a tool (calculator) that will find the inverse of the square matrix using the Gaussian elimination... see more

This interactive toolkit is designed to introduce concepts usually covered in a first course in linear algebra. The... see more

Given an (mxn) matrix, this tool generates the dimensions and a basis for each of the four subspaces: column space, null... see more

Open Perception, Inc. was incorporated in California in April 2012 as a Nonprofit Public Benefit Corporation. We are an... see more

This site contains a calculator that solves Systems of Linear Equations using Gaussian Elimination Method, Inverse Matrix... see more

In solving this puzzle, you permute rows, columns, and quadrants in a 4x4 array of 2-color tiles to make a variety of... see more

An applet that demonstrates the operation of the code-breaking Enigma machine.

Small interactive laboratory of Natural Numbers: The Prime numbers are the building blocks of the numbers. With this app... see more

Touch Pythagoras: The Pythagorean Theorem Interactive. You can change the lengths of the legs (dragging). You can change... see more

This is an excellent site for making scatterplots. It lets you input your x & y and gives you a scatterplot as well as... see more