1pcs Concave Mirror Lens | 75mm Diameter and 300mm Focal Length Digestive system model Heavy Duty Graduated Plastic Cylinder

Heavy Duty Graduated Plastic Cylinder 100ml Capacity

Less than 13 seconds

1 bottle fine iron filling (approx

the Rubber Band Racer Activity Pack comes with all of the building components (and more) that you'll need to build your own rubber band powered car

this mask facilitates increased oxygen delivery to the patient

1pcs Concave Mirror Lens | 75mm Diameter and 300mm Focal Length Digestive system model Heavy Duty Graduated Plastic CylinderHigh Quality Glass: Made from durable and high quality glass, this Concave Mirror 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. 300mm Focal: Featuring a 300mm focal, this lens is an ideal tool for creating focused images and light beams.