100 strips each in matching color plastic vials. Individual strips are approximately 2" long and 1/4" wide.

Large Periodic Table of the Elements measures 47" wide and 35.5" tall is easily visible from every corner of the classroom. Durable material will withstand heavy classroom use. Elements included up through UUO #118.

Ball-and-spoke structural models of graphite, sodium chloride and diamond. All models are permanently mounted on acrylic bases: Graphite (Clear hexagonal base); Sodium Chloride (Clear square base); Diamond (Clear triangular base). Each model contains 22mm diameter balls: Graphite (39); Sodium…

Used for hardness testing of rocks and minerals, these 1/4" thick glass plates come in packs of 10

An updated version of our popular atomic model sets that are suitable for constructing complex organic and inorganic molecules. The teacher set contains 100 atom centers and 86 bonds. The student set has 48 atom centers and 35 bonds. Both sets come in durable plastic storage boxes with a copy of…

This kit allows students to explore the electrical properties of different combinations of electrode materials using safe, everyday chemicals such as soda, vinegar, and fruit juice as electrolytes. The set contains everything needed for the experiments except the electrolytes. Voltage, current, and…

Correlated to the Next Generation Science Standards This kit is a unique teaching tool for introducing your students to the fascinating chemistry and physics behind invisible inks, i.e. colorless substances usable for writing that can be made to turn to color using a chemical or physical…

Use the Happy and Sad Balls to explore polymer chemistry. One ball will bounce very high; the other ball will not bounce. A classic demonstration.

It can be challenging to learn the atomic structure of elements and how such structure leads to trends in the periodic table. Teachers using visual and tactile models can overcome the abstract nature of the subject matter and greatly enhance student conceptualization. This kit contains materials…

This complete set features high quality borosilicate glass parts and all hardware necessary for simple distillation experiments. Includes: 500ml Round Bottom Borosilicate Flask with Side Tube 300mm Graham Condenser 250ml Erlenmeyer Flask Glass Stopper Support Stand…

An excellent, faster working, alternative to traditional gravity based liquid filtration. Contents: 500ml Filtering Flask 90mm porcelain Buchner Funnel Hand Vacuum Pump with Gauge Pack of 90mm Filter Papers (pack/100) Rubber Stopper Vacuum Hose Instruction Manual

Each vial contains 100 strips, 2" x 1/4"

This is a simple and economical type of electrolysis apparatus. Platinum electrodes are attached to insulated connecting rods which are attached to binding posts mounted on a non-conducting support. The support rests across the top of a battery jar (not included) and has two clips that each hold an…

Correlated to the Next Generation Science Standards Use this kit to introduce your students to ink chromatography and its application in solving forensics cases. Students gain experience in creating ink databases, identifying ‘ink tags’ to ‘date’ various inks and then…

This set of seven models illustrates the most common atomic and hybridized molecular orbits. Each is assembled on a vertical rod representing the z-axis and is mounted on a removable stand. Orbits represented include s, px, py (same model), pz, sp1, sp2, and sp3. Height is 23 CM, base diameter is…

Contains eight investigative activities that teach students how to use a multimeter to measure voltage and amplitude, calculate electrical resistance and electrode potentials, evaluate battery performance, assemble electrical circuits, and construct batteries. The kit includes enough materials for…