Bubble Montessori by Eichhorn Lock Cube

Little hands. Big discoveries.

The Bubble Montessori by Eichhorn Lock Cube is a hands-on wooden learning toy that lets children explore familiar locking mechanisms through independent play. Featuring bolts, locks, chains and other interactive elements, it encourages fine motor skills, hand-eye coordination, concentration and problem-solving while helping children practise everyday actions.

Key Features at a Glance

• Montessori-inspired wooden activity cube
• Features a variety of everyday locking mechanisms
• Includes bolts, locks and chains
• Encourages opening, closing, turning and pushing movements
• Supports fine motor skill development
• Helps develop hand-eye coordination
• Encourages logical thinking and problem-solving
• Supports concentration and perseverance
• Encourages independence with everyday fasteners
• Rounded corners for a child-friendly design
• Durable metal elements
• Made from FSC®-certified birch and lime wood (C005308)

Why Parents Love It

Everyday Skills Through Play

The different fasteners give children an opportunity to practise actions they encounter in daily life, helping build familiarity with opening, closing and manipulating different mechanisms.

Fine Motor Practice

Turning, pushing, sliding and fastening the different components encourages controlled hand and finger movements while supporting hand-eye coordination.

Encourages Problem-Solving

Each mechanism presents a different challenge for children to investigate, helping them understand cause and effect as they work out how individual locks and fasteners operate.

Supports Independent Learning

The Montessori-inspired design encourages children to explore each activity at their own pace, building concentration, perseverance and confidence through repetition.

Made With FSC®-Certified Wood

The sturdy cube is crafted from FSC®-certified birch and lime wood (C005308), with rounded corners and durable metal elements designed for hands-on play.

What’s Included

• 1 x Bubble Montessori by Eichhorn Lock Cube