Young scholars get a hands-on, minds-on experience with counting, while also constructing an understanding of tens and ones. This lesson includes a detailed plan, a link to a song about teen numbers, a video showing students engaging in...

Can you build a crane that uses simple machines and mechanical advantage to move heavy objects? This website contains a challenge, tips, a lesson plan, and a place for students to document their engineering design process.

This lesson plan provides students with an opportunity to practice drawing and measuring triangles and angles. It also shows pictures and gives definitions of each type of angle and triangle.

Curiosity Machine provides a free, high-interest STEM lessons for students. In this lesson, students will construct a stegosaurus tail that is capable of breaking through a piece of paper. Site includes process and tips to solve design...

This website challenges students to make a ball and socket joint that mimics the movement of a human hip or shoulder. Using only a tennis ball, rubber bands, cardboard, and tape, students will construct this mechanical device. The site...

Construct a device that opens up when thrown into the air on this website. The website also includes tips, a lesson plan, and a place for students to document their engineering design process.

A website giving a challenge for students to construct a stomp rocket that can carry a ping pong ball and hit a target.

In this challenge, students will construct a beak that will allow them to pick up as much food as possible in one try without using their hands. This website includes the challenge, tips, a lesson plan, and a place for students to...

Using pasta students will design and construct a container that can travel along a zip line to deliver a cargo which is candy. This challenge is explored on this site as well as tips, a lesson plan, and a place for students to document...

In this lesson, the children will identify parts of a whole using modeling clay, participate in an interactive web lesson, participate in an interactive web game, and construct a fraction poster. The activities are used as instructional...

In this lesson, students learn to inscribe regular polygons inside a circle.

Solve problems such as: The first four terms in a geometric sequence are 1/3, 1, 3, and 9. Find an explicit formula for the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video...

Solve problems such as: The first four terms in an arithmetic sequence are 12, 5, -2, and -9. Find an explicit formula for the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...