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| Grades K-8
Give your students the tools they need for their measurement studies!. This mass set is designed for exercises and experiments in weighing and measuring. The 7 metal bar weights are hexagonal in shape, and includes 50- and 100-g (2 each), and 200-, 500-, and 1000-g (1 each) weights.
Learn and experiment with mass, weight, measurement and comparison with this set of hegagonal masses
Perfect for classrooms, student work, one-on-one instruction, or small group projects with a scale
Observe ants and their lifestyle as they travel and tunnel through this escape-proof ant farm. One ant farm included can be connected to additional mini ant farms.
| Grades 1-9
Combines two magnifiers in one convenient unit for versatile viewing!. They are perfect for use at home or in the classroom to compare and contrast items or to study many items up close like plants, insects, and rocks. Look through one of the lenses and see objects at a magnification of 5X. Look through both lenses simultaneously and the magnification is 10X.
Two magnifiers in one! Look through one of the lenses and see objects at a magnification of 5X or 10X
Ideal for rock and mineral investigations, owl pellet studies, and much more
1 double lens
| Grades 2-12
May be used for all other ruler activities. U.S. Standard inch and metric calibrations. Durable View-Thru SAFE-T Plastic. Set of 24.
| Grades K-12
Powerful magnets that retain charges for extra-long periods of time! . Alnico magnets hold charges longer than steel magnets do. Includes 2 4" alnico bar magnets.
Explain the concepts of mass and density with these specimen sets!. Density Specimen Sets, Equal Mass Set The five specimens in this set have equal mass (15 grams) and diameter but vary in length from 15 mm to 100 mm, depending on the density of the material.
Density Specimen Sets, Specific Gravity Set The ten specimens in this set have equal volume (1 cm3) but vary in density from 0.05 grams per milliliter to 19 grams per milliliter. (Not shown.)
2.5" Diameter, plastic.
| Grades K-2
With its' unique design, the Harvard Junior Balance offers the combination of a colorful and inviting, plastic two-pan balance with durability and accuracy. Includes an 8-piece metal mass set and an activity guide that links science and math concepts.
| Grades 3-6
Protect elementary students with this valuable goggles kit. Ensure the safety of your students with protective, plastic glasses.
Designed for younger students
30 Rainbow goggles
1 Standard goggle for teacher
Goggle cleaning solution
| Grades 1-6
Learn about proper dental hygiene and teeth identification with this large model!. Students learn to identify specific teeth and proper dental hygiene with this larger-than-life denture model that measures 7 1/5" x 9 1/5" x 4 4/5". Set includes a giant, 13" toothbrush for classroom demonstrations.
| Grades 3-8
Spy the previously unseen with your own field scope or telescope. Explore lenses and focal length with a build your own telescope
Low planning, high engagement STEM experiences without a big time commitment
Students work independently on a hands-on project that has many successful solutions
Materials for 2 teams
| Grades 5-12
Unleash the mad scientist in you!. This 144-page, hardcover book offers a variety of ideas for science projects. Using vivid illustrations and step-by-step instructions,
this book is filled with fun activities that teach students how to use household objects to learn about chemistry, physics, biology, and more.
| Grades 6-12
These premium quality, borosilicate glass flasks are ideal for any elementary or middle school science laboratory. The set contains 1 each of 50 mL, 125 mL, 250 mL, 500 mL, and 1,000 mL. Each flask has white graduation marks.
| Grades K-6
Let everyday objects come into focus with this classroom microscope. This microscope enhances clear stereo images and has two magnification settings. Makes for the perfect instrument to view insects, plants, rocks, jewels, and more!
45° binocular head that is 360° rotatable for multiple person viewing
Working distance of 80 mm
12V/10W Tungsten lamp illumination
1X/3X magnification settings
| Grades 5-8
Explore thousands of animal, archaea, plant, fungi, bacteria, and protists in this collection of fully-illustrated books. Each book has a brief overview of biological classification, chapters that focus upon phyla and classes of organisms within the kingdom, a glossary, and a list of websites that provide additional information. Set of 6. Grades 5-8.
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