A Mass of Pennies

Get things moving with this elementary science unit on simple machines. Through a series of nine lessons including teacher demonstrations, hands-on activities, and science experiments, young scientists learn about forces, motion, and...

Augment your math curriculum with posters detailing several concepts important to second grade math. Each poster features one math term from geometry, measurement, probability and statistics, computation and estimation, numbers and...

Students examine how to design and implement experiments.  In this paper towel experiment lesson students test the strength of paper towels. 

Students estimate and determine the number of cents (pennies) that are needed to equal the mass of a variety of common objects. They work in groups of four and complete "How Many Pennies," worksheet.

Students view a video and complete experiments with force and motion.  In this force and motion lesson, students examine small pieces and how they affect the motion of a toy car.  Students also experiment with sand paper, bubble wrap and...