Chemistry

Welcome your students to the “wonderful world of chemistry!” Five colorful and engaging demonstrations have been selected to help students develop observational and critical-thinking skills-and to get them excited about the amazing science that lies ...

Watch your valentine vanish and then reappear with this favorite holiday demonstration! Simply shake a flask containing a colorless solution to introduce oxygen. The solution will change to a bright pink valentine color. Then allow the solution to si...

Celebrate April Fool’s Day with the unexpected! Four discrepant event demonstrations engage students’ natural curiosity using the element of surprise. Students may be fooled, but as they predict, observe, and try to explain the results, real learning...

Spring has arrived-time for April showers to bring May flowers. Welcome spring into your classroom with this two-part acid-base and chemical equilibrium demonstration. In part one, one set of paper flowers are soaked in colorless indicator solutions....

It's spring break. Time to cast off the winter doldrums and embrace the bright new season! Celebrate the arrival of spring with six fun demonstrations:• An oscillating chemical reaction alternates between frigid blue and sunny yellow, just like the u...

Put an exclamation point on your year-end review of chemistry concepts with this electric, entertaining, patriotic set of five demonstrations!• Passing electric current through a solution produces streaks of silver crystals that reverse course when t...

Demonstrate that “black magic” has a scientific basis with the seven demonstrations included in this kit.• “Ghosts and goblins” will appear out of a 2-liter pop bottle as the pop bottle collapses to prove their escape.• An “amorphous monster” will fo...

Perform some of your Halloween magic with this fun demonstration. A slight variation of the classic “Blue Bottle Experiment” allows a pumpkin face to disappear and then reappear over and over again. Shake the flask and the pumpkin face disappears as ...

Make the holiday season joyous with seven chemistry demonstrations guaranteed to amuse and enlighten the entire class.• Mix two clear liquids and produce a “snowfall” of white flaky precipitate.• Make two solutions of holiday green and red and watch ...

Two solutions of holiday red and green are poured into separate tall form beakers and stirred. After 30 seconds, the beakers magically swap colors, red to green and green to red! Each solution contains a unique mixture of indicators. At low pH, one m...