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In this activity, learners investigate color vision as well as plan and conduct their own experiments.

Use this activity (13th activity on the page) to introduce learners to the sense of touch. Learners collect objects of varying textures like feathers, rocks, sand, etc.

In this activity, learners construct three optical illusion toys to examine how our brains play tricks on what we see.

In this activity, learners cut, fold, and paste paper representing biomolecules to create a three-dimensional cell membrane with embedded proteins.

In this artistic activity, learners blow up a smaller picture into a larger one, by using a grid.