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In this activity (15th activity on the page) about the sense of touch, learners use glue and cardboard to construct a maze they use with their eyes closed.

In this optics activity, learners build an animation tool to make mini movies. When you spin a phenakistascope, the pictures move so quickly that your eyes and brain can't separate the images.

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 make an optical illusion toy from the 1800s to explore persistence of vision.

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