AquaClear 30 Ammonia Remover is ideal for new or heavily populated freshwater aquariums. Controlling ammonia levels for fish, It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environ
Translation & Protein Synthesis 3-D Model Kit-10 Student Model Template Sets, Teacher Guide, Vinyl Pouch, Assemble, use 3-D models to visualize, investigate key science structures, Perfect for use in classroom, lab or at home, Satisfies NGSS Standards, Grade: 6-10, Material: Paper, LxW: 12X19in
MyBlock I * digital, microprocessor controlled dry bath with timed operation and removable, hinged lid. Lid improves temperature uniformity and conserves energy. Single chamber unit, blocks for tubes from 0. 2ml to 50ml .
Coronavirus Cycle 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble and use 3-D models to visualize and investigate key science structures, Perfect for use in the classroom, lab or at home, Satisfies NGSS Standards, Grade: 6-10, Material: Paper, LxW: 12X19in
Digestive System 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble and use 3-D models to visualize and investigate key science structures, Perfect for use in the classroom, lab or at home, Satisfies NGSS Standards, Grade: 6-10, Material: Paper, LxW: 12X19in
Gene Cloning 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble and use 3-D models to visualize and investigate key science structures, Perfect for use in the classroom, lab or at home, Satisfies NGSS Standards, Grade: 6 to 10, Material: Paper, LxW: 12X19in
Human Heart 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble and use 3-D models to visualize and investigate key science structures, Perfect for use in the classroom, lab or at home, Satisfies NGSS Standards, Grade: 6 to 10, Material: Paper, LxW: 12X19in
AquaClear 20 Zeo-Carb Filter Insert effectively eliminates odors, discoloration and impurities in freshwater aquariums, potent chemical duo prevents the buildup of toxic ammonia and nitrite, designed for Power Fil