Search Results

In this activity about ramps, learners explore and measure the rate at which spherical objects roll down a ramp.

In this lesson that includes hands-on activities and demonstrations, learners discover that it is the tilt of the Earth's axis (not its proximity to the sun) that causes the seasons.

Learners model the processes that formed some of Earth's largest mountain ranges: the Himalayas, the Andes, and the Alps.

In this online simulation, learners can see adaptation and camouflage in action.

In this version of tag, a large group of learners model how the body fights infection. Learners act as germs, as lymphocytes, and as the body's cells threatened by germs.

This online game tests reaction time. The learner controls a computer-generated frog, and must press a button as soon as a fly appears on the game's radar screen or can be heard from the speaker.

In this game, learners are volcanoes that must complete several steps to erupt. Starting at home plate, learners draw cards until they have enough points to move to first base.

In this online game, learners build complicated machines to complete simple tasks. The game starts with a power source on one side of the screen and the task on the other side.

Learners work together as a group to learn a new physical activity. After working for a few rotations, learners time themselves as part of a contest.

In this online simulation, learners use antibiotics to cure patients with bacterial infections.

In this physical activity, groups of learners act as blood cells traveling through the circulatory system.

In this inquiry-based learning activity, learners design, build, and test their own ramps. They are introduced to a variety of materials and explore putting them together.

In this online puzzle game, learners need to choose a path from a starting number to a goal number. Along the path are simple operations (e.g.

Learners work in groups to build model cars from paper parts. First, each learner builds cars individually and the group times themselves.

Learners cut out pictures of continents and attempt to put them together to form Pangaea, the supercontinent present on the Earth approximately 300 million years ago.

In this online activity, learners partner up to complete several physical exercises and assess their starting fitness level.

In this online activity, learners measure their pulse rates and investigate how their pulses change when they engage in different activities.

Pairs of learners play the roles of programmer and robot. The programmer gives specific directions to the robot to accomplish a simple task (e.g. walk across the room and pick up a pencil).

Learners make their own paper. They start by shredding old newspaper, clean toilet paper, and clean paper towels.

In this online activity, learners see simulations of how processes shape the Earth, and see estimates of how long these processes take.