"orange de méthyle"

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!

Allow students to investigate the advantage behind different gear ratios.

Students investigate the relationship between linear and angular velocity.

Students understand atomic line spectra in a whole new light.

Three Classic Simple Machines in One Kit.

Fun, Hands-On, and Safe Exploration of Force

Using a strip of tape and this dynamic FUN car, students can visualize key physical science concepts.

The multi-purpose Inclined Plane simplifies experiments involving motion and friction.

The Fundamentals of physics force table is economical and convenient.

The Electric Circuits Kit has everything needed to investigate simple, series, and parallel circuits, Ohm’s Law, and resistivity.

These springs are an oversized demonstration of Hooke's Law.

The versatile Loop Track helps students learn about acceleration and conservation of energy.

With the Atomic Structure Apparatus, a large manipulative helps students visualize atomic structure.

Investigate the power of simple machines.

Extend your photogate to accommodate any width.