Pupils discuss some the different types of soil in Oklahoma. They identify the soil types and explore the characteristics of each type of soil. In groups, students perform hands-on activities such as taking soil samples, classifying...

Learners use screens of three sizes to separate a mixture of five solid materials. They plan and conduct simple investigations using appropriate tools, measures, and safety rules and record and report observations, explanations, and...

Students use standard rulers to measure the length of common classroom items - such as pencils, books, desk tops - in inches and centimeters, and measure weight in pounds. They also answer math questions, such as "How long is the front...

Learners investigate the correct mix of material types for compost. In this composting instructional activity, students explore the correct amounts of different types of materials to create a compost heap. Learners then create a compost...

Students observe liquids in different containers and then explore the concept that liquids have level surfaces. They identify those who are not at the center to reinforce the concept of liquid levels with a representational puzzle and...