Includes index. "Includes online access to activities" -- Cover.
Contents:
What is addition? -- Counting on -- Find the tens -- Doubles -- Making friendly numbers -- More friendly numbers -- Mealtime addition -- Matching and counting up -- Addition all around -- Timeline -- Who's who: Katherine Goble Johnson -- Activity: Puzzles -- Addition facts -- Note to educators.
Summary:
"A graphic nonfiction volume that introduces critical basic addition concepts"-- Provided by publisher
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.