Rare Earth Magnet, Strength: 0.395 Tesla/3,950 Gauss, set of four ceramic, grade 5 magnets is ideal for use in constructing the alternator used in a variety of wind turbine kits, Compatible with Variety of Windmill Kits, Size: 1.875in x 0.875in x 0.375in thick
Game Magnetism Learning Center-Grade 6-9, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; 4-panel and visual guide, Write-On/Wipe-Off activities
12 PTFE* resin-coated, octagonal stir bars. Packaged in a plastic, compartmented Spinbox*. Two each of: 12.7x7.9mm, 15.9x7.9mm, 25.4x9.5mm, 38.1x9.5mm, 50.8x9.5mm and 63.5x9.5mm.
Classic non-Digital Magnetic Stirrer, MODEL - MS-PB - plastic plate, Wide range of 0-1500rpm, Max. Stirring quantity of H2O at 3L, USA plug, 100V-220V/50Hz/60Hz, Dimension: 150x260x80mm