Sink or float? This simple lesson has students guess the densities of different objects and place them into water to test their predictions.

This fun and interactive lesson will teach your students the scientific method to find out if something sinks or floats with a little help from Cookie Monster.

Science can be sticky! This interactive lesson with an ooey-gooey ending will solidify your students' understanding of the states of matter!

Introduce your students to the scientific concept of sink or float. This hands-on experiment allows them to see which objects sink and which float. The concepts taught will be solidified with the completion of worksheets.

Use this lesson to show your students the different types of solids, liquids, and gases. Show them how a solid turns into a liquid and how a liquid turns into a gas by using real life examples.

This hands-on lesson will get your students to investigate some mystery liquids, and they will have to use their observational skills to figure out what they are.

Your students will enjoy this hands on lesson where they make simple solutions and mixtures. They will have an opportunity to predict and observe solids that dissolve in water.

In this lesson, students will explore the life cycle of a pumpkin plant. Then they will have the chance to grow their own!

In this lesson, students will solve a design problem and practice troubleshooting as they create a list of instructions for putting together a tent.

Help your students' reasoning skills grow with this activity that has them make educated guesses on whether or not an item will be attracted to a magnet.

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Energy is an essential part of our daily lives, but the resources that power the Earth are being threatened. In this lesson, students learn about renewable and non-renewable resources, including those that need protection.

Transform the traditional egg drop experiment as you help students to engage in design thinking and develop empathy.

In this lesson, students will solve a design problem as they create a marble maze out of LEGO bricks.

This lesson engages students in activity to help them understand the phases of the Moon, and why they occur. Students read literature, analyze it, and then apply it to the small group performance of one cycle of the Moon’s phases.