"An activity-based volume that introduces such mathematical concepts as addition, subtraction, multiplication, division, fractions, and statistics. Features include a glossary, an additional resource list, and an index"--Provided by publisher.

Includes index.

Numbers everywhere -- Counting -- Tools for counting -- Make your own abacus -- What are numerals? -- Numeral systems -- Counting with ancient numerals -- What are Hindu and Arabic numerals? -- The invention of zero -- What is addition? -- Patterns in addition -- Addition facts -- You can add -- What is subtraction? -- You can subtract -- Backward puzzles -- What is multiplication? -- Counting squares -- Multiplication tricks -- What is division? -- What are fractions? -- Heads or tails -- What are the chances? -- Statistics and sports -- Getting graphic -- Calculators and computers -- Calculator games - What are binary numbers? -- Fun with codes.