Description 1.Training children the ability of observation and cognition, the development of children practical and intellectual potential. 2. Have your child observe the sample with a magnifying glass, teach them about the ecosystem or gardening, or let them take a closer look at tiny things, like beetles, seeds, blades of grass, smaller Experience stones or sand. 3.Detective Spy and secret agent are essential little. Specification: Material: Plastic Colors: Random Color and Size magnifying glass is 12.3CM / 4.8in and the diameter 6CM2.36 in. Package includes: 10 pieces x magnifying glasses Note: Not suitable for children under 3 years. Use under adult supervision. Please do not put the magnifying glass in direct sunlight to avoid fire. Please do not use a magnifying glass to observe the sun and avoid burning eyes.