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- 🔗 No duplicate. Made of solid steel. No sharp edge for endless play.
- 🔓 Challenge critical thinking and develop IQ. Fun for all ages.
- 📄 Come with solution. Play solo or in a group to compete against each other.
- 🎁 Give as gifts for birthdays, Halloween, Christmas, as well as party favors.
- 🛒 Take them home! Separate the intelligence puzzles and put them back together!