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In this Cyberchase activity, learners use math to explore how parts of the body are proportional.

Discover how the salt in soil affects plant growth with a few seeds, some cotton, and salt. In this hands-on activity, you will plant seeds in 2 different kinds of soil, containing more or less salt.

Este Web site contiene links a 12 calendarios (12 meses). Cada mes contiene actividades sobre matemáticas.

In this activity, learners make a camouflaged butterfly to hide outside for others to find.

In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.

In this activity, the learner will explore hand eye coordination while using a variation of the ball and cup game.

In this activity, learners explore how air warms when it condenses water vapor or makes clouds.

Up close, an array of dots could look random, but take a step back, and an image forms. By tracing over an image, learners can create their own dot based image.

In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.

In this activity, learners perform a plant dissection to gain a better understanding of a plant’s structure and function.

In this activity, learners will explore how light can refract or break apart into different colors.

Make a camouflage cut-out animal! Using patterned paper or magazine pictures from around the house, use your craft skills to make a paper animal that blends into its background.

In this activity, learners will explore how their own eyes work by experimenting with their photoreceptors.

In this activity, learners surprise their eyes with an optical illusion involving arrows made out of pipe cleaners.

These two activities (4th on the page) demonstrate the importance of two eyes in judging depth.

In this health activity, learners create a device so that they not only feel their heartbeat, but also see it, using a straw and some clay.

In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week.

In this activity (last activity on the page), learners make a model of the eardrum (also called the "tympanic membrane") and see how sound travels through the air.

Working in small groups, learners receive a written scenario regarding a bacterium with a certain goal it must carry out.

In this activity (on pages 19-24 of PDF), learners soak chicken bones or eggshells in vinegar for several days.