Pre-algebra lessons

Basic math word problems, math brain teasers, and basic math games 

Basic math word problems

Basic math puzzles 

What is a leap year?
This topic requires only basic math. However, the level of sophistication will amaze you!

Cool math tricks
Learn to solve arithmetic problems fast

Fun online math games
A very interactive way to learn math and have fun at the same time.

Basic mathematics games
More interactive math games

Interesting and challenging pre-algebra topics

Ancient numeration system
Interesting topic for students in elementary school and middle school.

Names of very big numbers

Comparison word problems

Units of time

Classification of numbers

Math problem solving strategies

Convert square feet to acres

Useful basic math formulas, worksheets, and calculators


  • Learn to add, subtract, multiply and divide whole numbers, decimals, fractions.
  • Use proportion and percents to solve real life problems
  • Round and estimate numbers
  • Explore metric and customary units
  • Solve tricky arithmetic problems
  • Solve word problems
  • And more!

Recent Articles

  1. Box and Whiskers Plot

    Nov 18, 22 08:20 AM

    Easily learn to construct a box and whiskers plot for a set of data by using the median and the extreme values.

    Read More

  2. Binary Number System

    Nov 17, 22 10:53 AM

    This lesson will give you a deep and solid introduction to the binary number system.

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Tough algebra word problems

100 Tough Algebra Word Problems.

If you can solve these problems with no help, you must be a genius!

Math quizzes


Math vocabulary quizzes