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In this activity (on page 2 of PDF), learners make their own totem poles out of recycled materials.

Learn how to make and fly a paper helicopter! This simple activity includes a template (for the copter "blades") and instructions for folding, flying, and testing designs.

Coins are everyday objects which tell a lot about the people who use them.

Learners write a message in Braille using beans to form the patterns of dots. Learners glue beans in place, and then challenge another learner to read the message.

In this Cyberchase activity, learners make carpenter's squares and use them to measure square corners. Learners cut out the carpenter's square template and attach it to tagboard.

In this simple and fun activity, learners build a tower of cups to explore distribution of weight. Learners make predictions about their towers and test their designs.

Using information from the My Place in Space lithograph, learners write and/or draw a postcard to friends and family as if they had gone beyond the interstellar boundary of our Solar System, into the

In this activity about light and perception, learners create pictures in thin air.

In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.

In this activity, learners make their own binary code bracelets by translating their initials into 0s and 1s represented by beads of 2 different colors.

In this two part activity, learners become draft detectives by constructing their own draft catchers to detect drafts around windows or doors.

Scientists use enormous wind tunnels to test the design of planes, helicopters, even the Space Shuttle.

Learners create an Incan counting device called a quipu (pronounced kee-poo).

In this activity, learners imagine what the world might look like if we could build an elevator to space!

In this activity, learners will use Google Sky to observe features of the night sky and share their observations.