Show your class how combining two objects can create a new object in this hands-on science lesson. Students will learn why breaking apart an object doesn't change its mass.

Show your students the parts that work together to make a person breath! Have them compare the lungs of a healthy person, the lungs of a smoker, the lungs of a city resident, and the lungs of a miner.

Teach your students about different types of rocks and how they're formed, using objects that your class is familiar with.

Star light, star bright! Teach students all about constellations and earth movement with this engaging science lesson plan. Broken out over several days, this unit encourages students to research and report on a constellation.

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

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.

Use this lesson to see how animals can have very interesting relationships. Some help each other, some benefit from others, and some hurt others. Young scientists are sure to benefit from this eye-opening lesson.

In this lesson, students will learn to create an animated character using the education coding app ScratchJr.