In this lesson, children will build and test their own catapults.

In this lesson, children will use a variety of open-ended materials to create engineering designs of bridges and then construct and test their designs.

In this lesson, children will build houses strong enough to stand up to the huffing and puffing of the "big bad wolf."

In this lesson, children will design, build and test their own boats.

In this lesson, children will use their engineering skills with loose parts to create nests to hold their eggs.

In this lesson, children will design, draw and build houses with natural loose parts.

In this lesson, children will learn how to design and build a box.

In this lesson, children will design, create and test out a marble maze.

In this lesson, the children will make predictions and use LEGO bricks to measure objects in their environment.

In this lesson, children will investigate motion as they create a pendulum and explore gravity and force.