Gratnells Callero Plus Treble Cart with 16 Shallow & 4 Deep Cyan Blue Trays

The Gratnells Callero Plus Treble Cart is a versatile classroom storage solution designed to keep STEM supplies, maker materials, and teaching resources organized and accessible. Featuring 16 shallow trays and 4 deep cyan blue trays, this cart provides flexible storage for items of different sizes while supporting efficient classroom organization.

Built for busy educational environments, the cart includes both adjustable feet and braked casters, allowing educators to choose between a stationary or mobile setup. Its StopSafe runner system helps keep trays securely in place, making it well suited for classrooms, makerspaces, libraries, and STEM labs.

Why Educators Use It

Teachers and STEM coordinators rely on the Callero Plus Treble Cart to simplify classroom organization while keeping learning materials easy to access. The combination of shallow and deep trays supports everything from small robotics components to larger classroom supplies, helping students stay organized during hands-on learning activities.

Key Features

• Includes 16 shallow trays and 4 deep cyan blue trays for flexible storage.
• Choice of adjustable feet or locking casters for stationary or mobile use.
• StopSafe runner system helps keep trays securely positioned during daily use.
• Durable silver metal frame designed for demanding educational environments.
• Treble-width design provides high-capacity storage with a compact footprint.
• Ideal for organizing STEM equipment, classroom supplies, and makerspace materials.

Classroom Applications

• Store robotics, engineering, and coding project materials.
• Organize science lab equipment and classroom manipulatives.
• Create mobile supply stations for makerspaces and innovation labs.
• Manage shared resources in libraries, media centers, and collaborative learning spaces.