Stemwurks

Description: Magcraft NSN0582 Rare-Earth Disc Magnets, 0.75 in. Diameter x 0.25 in. Thick, 4-Count These disc magnets are 0.75 inch (19.1mm) diameter and 0.25 inch (6.4mm) thick. They are magnetized through the thickness. They are composed of grade 40...

Description: Magcraft NSN0586 Rare-Earth Ring Magnets, 0.5 in. Outside Diameter x 0.15 in. Inside Diameter x 0.125 in. Thick, S, 12-Count These countersunk ring magnets are 0.500 inch (12.7mm) outside diameter, 0.150 inch (3.8mm) inside diameter and 0...

Description: Magcraft NSN0601 Rare-Earth Disc Magnets, 0.25 in. Diameter x 0.1 in. Thick, 50-Count These disc magnets are 0.250 inch (6.4mm) diameter and 0.100 inch (2.5mm) thick. They are magnetized through the thickness. They are composed of grade 40...

Description: Magcraft NSN0610 Rare-Earth Block Magnets, 0.25 in. Long x 0.25 in. Wide x 0.1 in. Thick, 50-Count These block magnets are 0.25 inch (6.4mm) long, 0.25 inch (6.4mm) wide, and 0.1 inch (2.5mm) thick. They are composed of grade 40 neodymium...

Description: Magcraft NSN0732 Rare-Earth Disc Magnets, 0.375 in. Diameter x 0.0625 in. Thick, 40-Count These disc magnets are 0.375 inch (9.5mm) diameter and 0.063 inch (1.6mm) thick. They are magnetized through the thickness. They are composed of grade...

Description: Nanoblock NBM-031 Dinosaur DX Tyrannosaurus Rex This Tyrannosaurus from Nanoblock's Animal Deluxe Edition series stands approximately 4.33 inches tall and has 850 pieces. This model is intended for ages 15+ and based on a scale of 1 to 5 (5...

Description: NSI International 49009 Smithsonian Mega Science Lab The Smithsonian Mega Science Lab has six STEM kits in one! Observe the process of crystal formation, assemble and paint a model of the earth and moon, and erupt your very own volcano...

Description: NSI International 49010 Smithsonian Electronic Crystal Growing Kit The Smithsonian Electronic Crystal Growing Kit gives kids all the tools they need to grow frosty diamond-shaped crystals using potassium sulfate and spiky crystals with...

Description: Pathfinders PFD- 18 Leonardo Da Vinci Ornithopter Wooden Kit Flying has always been a dream of humans, and Leonardo™s fascination with birds and flight was evident in his studies of birds and different human powered flying machines. His...