1pcs Double Convex Lens | 75mm Diameter and 100mm Focal Length Earth Worm Model MAKE LEARNING FUN: Engaging

MAKE LEARNING FUN: Engaging

Our jumbo-size pipes let children get physically active as they build colossal constructions

An ideal apparatus for studying convection currents in the Air

Dilute one part of peroxide to five parts of water

It is suitable for both indoor/outdoor and can be displayed outside on a fence with the hook and loop fasteners

1pcs Double Convex Lens | 75mm Diameter and 100mm Focal Length Earth Worm Model MAKE LEARNING FUN: EngagingHigh Quality Glass: Made from durable and high quality glass, this Double Convex Lens is designed to last and provide accurate and reliable results in a variety of scientific applications. 75mm Diameter: With a diameter of 75mm, this lens is perfect for use in a range of optical experiments, including refraction, reflection, and more. 100mm Focal: Featuring a 100mm focal, this lens is an ideal tool for creating focused images and light beams.