This is an educator's guide for a unit on things that sink or float. It includes lesson plans, experiments, and activities. Young scholars apply the scientific method as they investigate whether objects sink or float.

This lesson plan is designed to have young children explore the concept of sinking vs. floating by using the skills of prediction, observation and classification.

Students sort objects according to whether they sink or float.

An experiment in density. After a review of floating and sinking of different materials, learners test four bottles, all holding four ounces of water, to see if they will float or sink. They each contain a different density of sugar...

For this activity, students make predictions about whether different objects float or sink, then test them. They are asked to record their observations and results for each, and compare their results to others'.

In this lesson, learners will investigate different categories related to safety, organisms, sink or float, boats, seeds, and water droppers. Students will use exploration tubs to make observations.

Students investigate water by estimating how long it takes to freeze, then see if the ice cube will float in water, and eventually work with other items to see if they sink or float in water.

In this lesson, students will listen to nonfiction books about items that sink and float. Students will participate in filling in words to fill in a teacher-created chart that is connected to the information. Students will then write a...

Students will explore matter that sinks or floats when submerged in water and that matter is categorized as either a sinker or a floater. Students will work actively in small, cooperative learning groups as well as gather in a whole...

Help the Sesame Street characters while completing various early learning tasks. Students will develop language, reasoning skills, and independence as they play the games provided.

A collection of interactives, videos, and documents on a variety science concepts.