All KUB Sets

All KUB Planet magnetic building sets β€” used for bundle offer eligibility.

Limited time

Bundle offers

Mix and match any sets β€” the more you build, the more you save.

Explorer Kublings

20% off

Choose any 2 KUB Planet sets

  • ✓20% off your whole order
  • ✓Free shipping — no delivery charge
  • ✓$20 store credit, valid 12 months
  • ✓30 day money back guarantee
Choose my 2 sets

Discount applies automatically at checkout

Best value

Educational Kublings

30% off

1 Education Pack + any 2 more sets

  • ✓30% off both of your extra sets
  • ✓Free shipping — no delivery charge
  • ✓$20 store credit, valid 12 months
  • ✓Free Demo Set — 66 pieces, worth $60
  • ✓30 day money back guarantee
Start with an Education Pack

Discount applies automatically at checkout

Add your sets to the cart and the discount is applied automatically β€” no code needed.

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7 products

A boxed toy set labeled HUB Planet Magnetic Building Set sits on a wooden outdoor table with a blurred garden background. The box is blue with space-themed graphics and product details, while the scene includes plants, a chair, and a glass on the table.KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (100 Pieces) - Astral Neon
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (100 Pieces) - Astral Neon
Sale price$89.99 USD
A KUD Planet magnetic building toy set box labeled 'A003 Dream Lull' sits on a light wood table in a cozy, softly lit child's room. The box is lavender with colorful illustrations of planets and space-themed structures.KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (55 Pieces) - Cosmic Soft
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (55 Pieces) - Cosmic Soft
Sale price$59.99 USD
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (20 Pieces) - Primary Universe LiteKUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (20 Pieces) - Primary Universe Lite
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (20 Pieces) - Primary Universe Lite
Sale price$29.99 USD
KUB Planet A002 Primary Universe Magnetic Building Set box, displayed on a rustic tree stump with a lush green forest background. The packaging is white with colorful graphics depicting space-themed structures and a cartoon astronaut.KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (30 Pieces) - Primary Universe
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (30 Pieces) - Primary Universe
Sale price$39.99 USD
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (90 Pieces) - Interstellar NavyKUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (90 Pieces) - Interstellar Navy
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Space Planet Set (90 Pieces) - Interstellar Navy
Sale price$79.99 USD
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (150 Pieces) - ED002KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (150 Pieces) - ED002
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (150 Pieces) - ED002
Sale price$129.99 USD
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (70 Pieces) - ED001KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (70 Pieces) - ED001
KUB Planet Magnetic Building Blocks for Kids, STEM Educational Toys for Boys and Girls Ages 3+, Education Pack (70 Pieces) - ED001
Sale price$69.99 USD