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Lingt Classroom helps teachers enable their students to speak. Create online assignments that make engaging and assessing spoken performance as natural as giving out a worksheet.Make oral exams that take a fraction of the time to administer and assess. Perfect for IB and AP preparation.Offer targeted feedback to individual responses to maximize student improvement.Incorporate video and images to create media and culture-rich exercises.Archive all your assignments and students' responses to reuse next time and track individual improvement.

Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, and sets, lists, vectors, matrices, and tensors. Maxima yields high precision numeric results by using exact fractions, arbitrary precision integers, and variable precision floating point numbers. Maxima can plot functions and data in two and three dimensions.

Our Vision We believe a brilliant education should be free to everyone in the world. We make great maths videos and other learning resources. They are free to the world and always will be.

High Quality Free Online Math Games

"Games designed to improve your mental power"