When Rachel helps Mr. Thomas with his tomato crop, they end up with way to many tomatoes, so Rachel and Mr. Thomas distribute the tomatoes to the neighbors, and Mr. Thomas gets to know the neighbors in the process.

Colorful introduction to subtraction.

A tale of twenty adventurous guinea pigs on sea and land illustrates the process of subtraction as their numbers dwindle.

"A graphic nonfiction volume that introduces critical basic subtraction concepts"--

Simple text and photographs present the adding and subtracting of a variety of bugs.

Classroom-like video interactive programs, with flash cards and visual explanations of basic math.

"The Arithmechicks have invited their new friend Mouse for a sleepover. When Mama says it's time for bed, the clever chicks decide it's time to prolong the fun instead! During the story, readers are invited to count and take away during everyone's favorite game of hide-and-seek -- and to find Mouse, who hides in a different place in each illustration -- until all settle down for bed in the warm, cozy conclusion. The book is the perfect introduction...

"Thirteen flies become tasty snacks in this clever reverse counting book about predators and prey. Science meets subtraction as a swarm of flies buzzes along, losing one member to each predator along the way. Includes a guide to eating bugs, complete with nutritional information for a single serving of flies."--