Investigate Activity: Making a Thermometer Students make a model thermometer and observe changes in the thermometer when placed in warm...		Investigate Activity: Investigating Clouds and Weather Students use cotton balls, glue, and paper to make models of clouds over a ten-day period, and...
Investigate Activity: Listening to Sound Through Matter Students listen to sound through different materials, observe the volume of sound through air...		Investigate Activity: Making a Model Tornado Students use a plastic bottle with a cap, salt, dishwashing detergent, glitter, and food...
Investigate Activity: Changing Pitch Students change the pitch of sound produced by vibrating rubber bands and make inferences about...		Investigate Activity: Observing Your Nervous System in Action Students investigate how the nervous system works by testing reaction time. Materials list, lab...
Explore Activity: Exploring Rocks Formed from Molten Rock Students compare the mass of samples of granite, obsidian, and pumice. Materials list, lab...		Explore Activity: Exploring Balance Students measure how long they can balance on one foot with their arms out and their eyes open,...
Investigate Activity: Making a Model of a Landform Students make a model of a landform with a foil pan, pebbles, and fine sand, and observe how...		Grouping Objects In this lab, students sort items into groups of items made from plants and items that are not...
Explore Activity: Exploring Properties of Rocks Students describe the properties of different types of rocks, and classify the rocks into...		Matching Plants and Products In this lab, students sort items into a plant group and a product group based on their origins....
Investigate Activity: Observing What Is in Soil Students compare and contrast soil samples to make inferences about which soil would be best...		Moving Objects Over Different Surfaces Introduce your students to a lab that asks students to determine across which kind of surface...
Explore Activity: Exploring Size and Distance of Earth and Sun Students measure the diameter of a model of Earth (a peppercorn) and a model sun (a 33-cm...		Grouping Solids, Liquids, and Gases Introduce your students to a lab that asks students to group an item based on its physical...
Investigate Activity: Observing Shadows Caused by Sunlight Students use a piece of string and a metric ruler to measure the length of shadows made from...		Mixing Soils and Liquid In this lab, students are given several different types of soil. They are asked to predict and...
Explore Activity: Exploring How Clouds Form Students make a model cloud and observe how water vapor in warm air condenses when it is...		Phases of the Moon Lab In this lab, students are asked to solve several problems involving the lunar cycle and the...