Unit B
Ch 1 B6 Exploring Properties of Matter
Ch 1 B14 Estimating and Measuring Mass
Ch 1 B20 Changing States of Matter
Ch 1 B25 Experimenting with a Chemical Change
Ch 2 B32 Exploring the Motion of a Ball
Ch 2 B42 Investigating Magnetic Force
Ch 2 B52 Lifting Objects with a Lever
Ch 3 B58 Exploring Forms of Energy
Ch 3 B68 Making a Thermometer
Ch 3 B80 Making an Electric Circuit
Ch 4 B86 Exploring Sound
Ch 4 B92 Changing Pitch
Ch 4 B98 Listening to Sound Through Matter

Unit C
Ch 1 C6 Exploring Rocks Formed from Molten Rock
Ch 1 C18 Making a Model of a Landform
Ch 2 C32 Exploring Properties of Rocks
Ch 2 C46 Observing What Is in Soil
Ch 2 C51 Experimenting with Soils and Water
Ch 3 C58 Exploring Size and Distance of Earth and Sun
Ch 3 C64 Observing Shadows Caused by Sunlight
Ch 3 C72 Modeling the Moon’s Motion and Light
Ch 4 C86 Exploring How Clouds Form
Ch 4 C92 Investigating Clouds and Weather
Ch 4 C98 Making a Model Tornado

Unit D
Ch 1 D6 Exploring Balance
Ch 1 D22 Modeling How Muscles Work
Ch 1 D28 Observing Your Nervous System in Action
Ch 2 D34 Exploring Food Choices
Ch 2 D44 Testing Foods for Fat
Ch 2 D55 Conducting a Sleep Survey