Rules and task description for building a tower from simple household materials. This is a great science/math combo lesson: students explore properties of balance and strength and try to balance a budget!
An experiment that demonstrates chemical testing by adding a turmeric test liquid to 12 substances. Color changes illustrate whether the substances are base or not. Includes instructions for the experiment and a lab worksheet for students.
This great introduction to the importance of indicators is a science experiment, with different levels of questions presented for each grade level from kindergarten to middle school. Clear, thorough, and fun explanation of acids and bases.
Step-by-step building of a catapult from craft sticks; this unit presents the elements of a science project (research, hypothesis, etc.) that can be used for this catapult experiment and applied for other science projects in the future.