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In this activity (8th activity on the page) about the sense of touch, learners make their own set of Braille letters. Learners use glue to make raised dots on a Braille Alphabet Sheet.

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 activity about olfaction (7th activity on the page), learners use natural ingredients to concoct their own perfume.

In this activity (7th activity on the page), learners use their sense of touch to identify mystery objects hidden in socks.

This activity (on page 2) explores how sensing is part of robotics. Learners try tying their shoes with different constraints.

In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper.

In this math game, learners try to earn the most points by winning stacks of four dice. Learners practice number recognition and addition skills.

In this math activity, learners play a number game to explore the relationships between numbers, combinations, and the concept of equivalency.

In this activity, learners use number sense and mental math strategies to estimate the price of a sign.

In this activity, learners work in partners to create and exchange messages written in Braille. Learners use a Braille key and thumbtacks to write their messages in Braille.

In this math activity, learners estimate how many pennies are in a jar by predicting and counting handfuls of pennies.

This assortment of mathematical games can be played while traveling.

In this activity, learners will build the highest tower they can out of recycled materials.

Use this activity to build division and number sense into any snack time or whenever there is a limited set of things to share among a group: If we deal these out, could everyone get two pieces?

This quick demonstration (on page 11 of PDF) allows learners to understand why scientists think water ice could remain frozen in always-dark craters at the poles of the Moon.

In this activity, learners explore sensors and focus specifically on how to measure humidity using a sensor.

In this activity, learners will conduct an open-ended survey, and then organize and analyze results. What languages does everyone speak? What’s the most common? the least common?