• Individual Magnetic Bingo Kit: includes 1 powerful magnetic stick and 20 magnetic lottery chips in red, blue, green, purple, and yellow. • Intelligent Magnetic Reaction: plastic chips with internal metal threads react with the magnetic stick, making it easy to pick up chips. • Compact size and lightweight: each chip has a diameter of 1.7 cm, the magnetic stick is 19 cm long and weighs 65 g. • Educational versatility: perfect for learning math, classroom teaching, sorting, bingo, or sensory activities. • Convenient for Storage: a great addition to homeschooling, useful for cleaning or storing small iron objects like nails, sewing needles, steel balls.