Two fact-filled and easy-to-understand reading comprehensions, explaining and defining light. Our light units are available at four different levels, with increasingly advanced vocabulary and concepts.
An explanation of Archimedes discovery of the formula to measure density of an object using water. Includes directions to conduct an experiment using the Archimedes' method, plus a report form. Part of abcteach's Where We Find Science; Science in Water Series.
A set of two experiments about static electricity, which includes directions, an experiment report form and an explanation of probably results. Part of abcteach's Where We Find Science - Science at Home series.
An advanced astronomy project in which student builds a device to measure the position of the sun in the sky and record its changes, to help understanding of seasons. Includes scientific method report form. Part of abcteach's Where We Find Science Series.
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.