mental

RekenTest is a free open-source software for improving arithmetic abilities. It provides comprehensive practice with various calculations such as decimals, money issues, fractions, and percentages. The software supports languages like English, Spanish, Portuguese, Dutch, and Turkish.

This software helps you to enhance your memory skills by teaching you to memorize numbers, playing cards, names, and faces. You will also learn to use your brain as a calculator for mental arithmetic operations like addition, multiplication, and square root calculations.

Galactic Geometry is a 3D learning tool where students can blast rocks and save their spaceship by calculating volume and surface area. The program features vivid animation and sound, making math practice engaging and fun.