Opal Montessori Magnetic Tiles Glow Marble Run Building Set
Magnetic tiles and chutes that build into a softly glowing marble run
- Sent within 2 business days
- 30-day easy returns
- Secure checkout
- Add a gift message at checkout
Magnetic tiles click together without fuss, which lets a child focus on the idea instead of the fixing. Add chutes and marbles and a structure becomes a marble run. The glowing pieces add a soft light to the build, especially in a dimmer room.
How your child plays with it
- Build and test — Making a run and watching the marble travel teaches cause, effect and gravity.
- Plan the path — Joining tiles and chutes in the right order builds engineering thinking.
- Redesign and retry — When a run fails, a child learns to adjust and try again.
What's in the box
- Set of 49, 75 or 110 pieces
- Magnetic tiles and round inserts
- Chutes, marbles and glowing balls
- Lamps and bases
- 1 instruction book
- 1 sticker sheet
Size, materials and care
- Sets of 49, 75 or 110 pieces; includes tiles, round inserts, chutes, marbles, glowing balls, lamps and bases, an instruction book and a sticker sheet
- Plastic tiles, chutes and light-up pieces, with magnetic connections
- Weighs 0.74 kg (49-piece), 1.06 kg (75-piece) or 1.58 kg (110-piece)
- Best for open floor space and longer building sessions
Safety and age
Contains magnets, marbles and small parts; not for children under 3. Adult supervision is needed. Recommended age: 3+ years. Please stay close during play with younger children.
Delivery, gifting and returns
We prepare orders within 2 business days and email a tracking link. Delivery is free over $75. Sending it as a gift? Use their address at checkout and add your message in the order note. You have 30 days to return it.
Complete the set
Toys for the same age that build different skills. Take all three and save 10%.
How to give it the Montessori way
Start with tiles alone so your child gets to know how they join, then add chutes and a single marble. When a run fails, ask what they might change rather than fixing it for them.



