Color-coded Spring Scales Hands-On Learning & Models Social studies topics covered include

Social studies topics covered include families

your students will practice reading for detail

80 pages each

or one-on-one

This book introduces the concept that objects can be grouped in different ways to equal ten

Color-coded Spring Scales Hands-On Learning & Models Social studies topics covered includeColor coded spring scales can be used for both force and mass measurements. Zero adjustment and clear tube allows students to see the action of the spring. Calibrated in both Newtons and grams. Set includes one each of 250g, 50g, 1kg, 2kg, 3kg, and 5kg. WARNING! Choking hazard. Contains small parts. Not for children under 3 years. '