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This is a demonstration you can use to show learners how valves and pumps work in concert to move blood through the circulatory system.

This game is like regular bingo, except the clues are sounds.

Use geometry, a ruler, and a steady hand to create these amazing unfurling paper folds!

How many colors make black? Gather as many water soluble black markers as you can find.

During this lesson, learners will determine their blood pressure and learn about systolic and diastolic pressures.

In this activity, learners imitate the way vocal cords work by building a model from a plastic cup, rubber band, and a straw.

The Sacred Cenote at Chichén Itzá is a sink hole, or well, containing groundwater. In this activity, learners create their own cenote using chalk, limestone, acids, and rain water.

By building a model of a lung and diaphragm, learners discover the function of various parts of the body's respiratory system.

This is a hands-on activity that uses bread and household materials to grow mold. Learners collect dust from a room, wipe it on food, and contain it. One to seven days later, mold has grown.

Learners will build a homemade pump using a balloon, a mason jar, and some straws.

In this activity, learners act out the flow of blood in the human body! A great way to get learners up and moving while learning about the circulatory system.

Learners will construct a model of a heart valve using a film canister, a piece of masking tape, and a piece of paper.

A design challenge that takes paper airplanes into an entirely different direction: a magnus glider uses cups and and rubber bands to create a glider that uses the same forces that a curveball (from b

In this activity, learners take their own pulse and explore how heart rate is affected by various activities.

Create airplanes from straws and geometric shapes. Test them out to see how far they can fly, or how accurately they can be aimed.

Make a kite out of a garbage bag, shower curtain, painting tarp--anything light, thin, flexible and plastic!

In this activity, learners create a hearing based memory game that they can share with friends.

Here's a very simple activity if you have paper and scissors: make one cut, unfold, and you have a beautiful star! A great way to learn about polygons and origami mathematics.