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Paper Bridges
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In this activity, learners build bridges using paper and explore how much weight each bridge design can support.

Stairway to the Sky
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In this math activity, learners use cubes to calculate how many blocks it would take to build stairways with different heights.

Parachuting Pinwheel
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Build a pinwheel that works without wind! This activity contains steps on how to build a parachuting pinwheel out of paper, a film canister, and some brads.

Tangram Challenge
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In this activity, learners use tangrams ( 7-piece puzzle tiles) to assemble a variety of shapes. Tangrams are ideal for improving spatial reasoning and geometry properties.

Sizing Up Temperature
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In this activity, learners explore Charles' Law in a syringe.

Tissue Paper Parachute
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In this activity, learners make a parachute out of tissue paper, tape, and string. Then, learners test their parachute to see how many paper clips it can carry.

Modulated Coil: Hear the magnet!
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Do you have an extra portable cassette tape player hanging around?

Telephone Talk
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In this math activity, learners find patterns in telephone numbers.
Tip Topper
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In this math activity, learners role-play as wait staff at the Kidtropolis Diner. It's the end of the night and it's time for the staff to collect their tips.

Achi: A Strange Game of Tic Tac Toe
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In this game, learners strategize to be the first player to make three in a row.

The Gator Pie Game
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In this activity, learners explore fractions as they help gators share pies.
Frustrations with Fractions
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In this math activity, learners make a set of fraction cards to play a game that will help relieve their fraction frustrations.

Old Faithful Plumbing Investigation
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This activity (located on page 3 of the PDF) is a full inquiry investigation into mapping the underground “plumbing” of geysers.

Paper Airplane Contest
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In this fun physics activity (page 9 of the pdf), learners take part in a paper airplane design challenge.

Paper Bridge
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In this engineering activity, challenge learners to construct a paper bridge that can support 100 pennies.

Motor Effect
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See what force a magnet has on a wire that has current running through it: will it push it, pull it, or will nothing happen? This is the foundation of a simple electric motor.

Cooling the Mummy's Tomb
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In this activity, learners conduct an experiment to help Pharaoh design a better insulated tomb.
Numbered Heads
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In this math activity, learners play a game and use a variety of strategies to solve a hidden number problem (or missing factor). Learners practice their number and operations skills.
Six Squares: Geometry and Design
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In this activity, learners take a turn contributing a closed figure made of six squares to a large grid; each must be different from all the others on the grid so far.

Glider
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In this activity, learners construct paper airplanes that twist and turn.