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Guesswork
Source Institutions
In this number puzzle/trick, learner #1 thinks of a number between 1 and 63. Learner #2 shows learner #1 six cards and asks them whether the cards contain their number.
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Robot Basketball
Source Institutions
In this activity, learners explore accuracy and precision.
Dowels and Rubber Bands I
Source Institutions
If you have 3-foot dowels and rubber bands, you can can started on this fun and open design challenge. You can make structures big and small: make it so you can fit your parent into it!
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Pendulum Time
Source Institutions
In this activity, learners explore how the pendulum has been a reliable way to keep time for centuries.
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Arduino Blink Challenge
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In this activity, learners explore computer programming and the impact of computers on society. Learners build and test a program to turn a light on and off using an Arduino board.
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Chair Lift Challenge
Source Institutions
In this activity, learners explore the unique challenges in transportation engineering, such as devising a method for skiers or hikers to get to the top of a mountain.
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Tall Tower Challenge
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In this activity, learners explore the design of tall structures such as skyscrapers and telecommunication towers.
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Build a Better Roof
Source Institutions
In this activity, learners will engineer a roof using simple materials to protect a construction paper person from a rainstorm.
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Dispenser Designs
Source Institutions
In this activity, learners explore how engineers work in a team to solve problems.
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Temperature Tactics
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In this activity, learners explore the devices used over time to measure changes in temperature.
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Launch Altitude Tracker
Source Institutions
In this activity, learners construct hand-held altitude trackers. The device is a sighting tube with a marked water level that permits measurement of the inclination of the tube.
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Using Ohm's Law to Build a Voltage Divider
Source Institutions
In this activity, learners apply Ohm’s Law to construct voltage divider circuits. Learners discover how to read resistor codes and calculate resistor values.
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Momentos de Mixing in Math: Varias Actividades Matemáticas de 5 ó 10 Minutos
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Los Momentos de Mixing in Math son actividades de 5 a 10 minutos que mantienen a los chicos ocupados, aprendiendo sobre el mundo, y usando matemáticas por su cuenta.
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A Question of Balance
Source Institutions
In this activity, learners explore how engineers use scales and measures when designing a manufacturing process to ensure that final products are uniform in weight or count.
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Can You Copperplate?
Source Institutions
In this activity, learners explore chemical engineering and how the processes of chemical plating and electroplating have impacted many industries.
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Roller Coasters
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In this activity learners will build roller coasters and test them using small balls or marbles.
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Wandering Wands
Source Institutions
In this activity, learners construct wands that play different notes depending on information from light sensors programmed via a PICO Cricket.
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Make Your Own Perfume
Source Institutions
In this activity about olfaction (7th activity on the page), learners use natural ingredients to concoct their own perfume.
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Feel the Heat
Source Institutions
In this design challenge activity, learners design and build a solar hot water heater. Their goal is to create a heater that yields the highest temperature change.
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Composites
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In this activity, learners explore how composites work by creating and testing their own composite for an imaginary company.