"orange de méthyle"

Students find the answers to such questions as how much bacteria does soap or mouthwash eliminate, and which mouth contains more bacteria — a human or a dog.

Unique Method Allows Easy Observation of Starch Breakdown

Culture Common Gram-Positive and Gram-Negative Bacteria

What is genetic engineering?

Using penicillin-impregnated discs on two plates, students grow one lawn each of two common, naturally occurring pathogen bacteria.

Observe a relationship between two organisms that together produce an effect they could not achieve individually.

Students use color-coded pop beads to visualize the structure of amino acid chains with this kit.

Introduce Students to PCR Technique with a Basic Procedure

Construct an Aquarium on a Glass Microscope Slide

Fast and Simple

Use the various colors to demonstrate plants’ reaction to light waves.

These bundles are everything you need to perform agarose gel electrophoresis.

Test for the presence of bacteria in your workspace before and after cleaning with this TSA Microbiology Experiment Kit.

Students investigate the inheritance of the ability to taste sodium benzoate by constructing a pedigree of the ability of members of their family to taste them. Includes: 1 vial sodium benzoate, 1 vial control papers (100 papers per vial), and a family pedigree chart. *Test Paper Factoid: Taste papers can be used to demonstrate inheritance. The ability to taste PTC is a hereditary trait. 7 out of 10 people will taste it. Sodium Benzoate tastes sweet, salty, bitter or will be tasteless to different people. Thiourea tastes bitter to most but is tasteless to some!

Students can explore their sense of touch and what it tells them with this drawstring cloth bag containing various pebbles, steel wool, cloth, sponge cube, cardboard, sandpaper, assorted round objects, and more. Blindfold available separately

More advanced topics in science.