
2, 4, 6, 8, math with dinos is so GREAT! This Step 1 early reader will introduce the fundamentals of addition and the concept of "doubling." First there's one dinosaur, then two, then four... keep up the doubling and there will sixty-four dinosaurs before the story's...

2, 4, 6, 8, math with dinos is so GREAT! This Step 1 early reader will introduce the fundamentals of addition and the concept of "doubling." First there's one dinosaur, then two, then four... keep up the doubling and there will sixty-four dinosaurs before the story's...