9In Bella Builds a Fort, beginning readers follow along as Bella uses and counts large blocks to measure length, width, and height to build a fort. Vibrant illustrations and carefully leveled text engage beginning readers in a supportive educational fiction reading experience about a key math concept. A supplementary quiz asks readers to count the blocks in a diagram to measure its length, width, and height, while a picture glossary reinforces new vocabulary. Bella Builds a Fort also features reading tips for teachers and parents and a table of contents. Grasshopper Books offers simple, fun fiction for emerging readers. Bella Builds a Fort is part of Jump!'s Math Adventures series.