These rectangular acrylic refraction cells are excellent for showing refraction and internal reflection in water, and for measuring its refractive index. The cells have uniform wall thickness to eliminate distortions. All you need is a light box or one of our affordable laser pointers.
Cell size: 6cm x 3cm x 6.2cm high
Great for home science projects or classroom use.
Great exam quality Nitrile gloves in size SMALL.
Box of 100 First Touch powder-free MEDIUM Nitrile exam gloves.
These ear plugs are made of self adjusting foam that provides a comfortable, low pressure fit and excellent sound filtration.
Professional Powder-Free Textured Nitrile Exam Gloves with Aloe, Size Large
Box of 100 X-SMALL nitrile exam gloves.
Durable, anti-fog safety glasses that fit comfortably on any head size.
Defy gravity with this cool balancing eagle!
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
This science kit is an essential introduction to physics knowledge!
Buy Newton's Cradle or balance balls here! This classic science desk toy that will keep you amused and teach you physics.
This magic bird defies gravity before your very eyes!
At xUmp.com you will find a large selection of scientific products carefully curated by real scientists and educators. We sell everything from educational toys, teacher supplies for science classroom, lab equipment, science toys, science fair supplies, classroom equipment, chemistry glassware, chemistry lab equipment, physics demos, electronics supplies, robots, science kits to geeky science gifts.