Equilateral Prism, Material: optical glass, Perfect for optical refraction experimentation, Will create a rainbow with any standard light source (led from a phone will work), Because of their educational use design, do not affect physical function, Size: 75mm lengthx25mm face size
Harmonic Motion Spring, ideal for demonstrations or hands on experiments in the physics classroom, 7 inches (18 cm) long with a maximum diameter of 1.4 inches (3.5 cm) and a spring constant (k) of 9.6 N/m
Combine a garden/standard 10-gallon aquarium into an aquaponics ecosystem. The fish feed the plants/the plants clean the water. Includes custom grow-bed housing, pump/timer, clay pebbles, plumbing components, light-bar/detailed instructions
Elements and the Periodic Table Curriculum Learning Module provides Complete set of digital and hands-on resources. Each module includes: 1 Flip Chart Set; 1 Student Learning Guide; 1 Vocabulary Card Set; 1 Curriculum Mastery Game (4 players); and 1 Interactive Multimedia Lesson.
LED grow light, 24inch, high performance strip, perfect for a wide variety of plants, Sleek, rugged aluminum housing provides cooling-technology that eliminates unwanted heat, Light Output: 2,640 lumens, Power Consumption: 24W, Number of LED Diodes: 48, Color Temp: 6400K
Chemical Reactions Curriculum Learning Module provides Complete set of digital and hands-on resources. Each module includes: 1 Flip Chart Set; 1 Student Learning Guide; 1 Vocabulary Card Set; 1 Curriculum Mastery Game (4 players); and 1 Interactive Multimedia Lesson.