Disappearing Ink Demonstration

Check out 15 of our most popular chemistry activity downloads in one convenient place. Covers classroom or distance-learning lessons.

This activity helps students investigate Boyle's law and the behavior of colloid particles when exposed to pressure changes.

A quick and easy activity illustrating the effect of concentration, temperature, and a catalyst on the rate of reaction.

Students discover the basics about the relative densities of solid objects and the intriguing ways “density matters” in real-world applications.