This science set comes with four easy-to-hold magnetic wands, two large ring magnets, and 20 colorful magnetically-receptive discs which all fit on a brightly colored storage stand. Use the five provided double-sided activity cards to help guide simple experiments using common household and classroom materials. Each card also includes observation questions and an introduction to basic scientific concepts. Perfect for stations or independent exploration. Product Dimensions: Each large ring magnet measures 1-1/4" in diameter. Each colorful plastic disc measures 3/4" in diameter and includes a metal ring around the circumference making it magnetically receptive. The storage stand comes in 5 pieces and measures approx. 9" L x 2-3/4" W x 4-1/4" H when assembled. Ages 5+.