# Search Results

Showing results 1 to 20 of 30

Source Institutions
In this math lesson, learners apply the concepts of ratio and proportion to determine the length of the Statue of Liberty's torch-bearing arm.

1 cent - \$1 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Groups of learners are provided with a generic car base and an egg. Their mission: design a device/enclosure to protect the egg on or in the car as it rolls down a ramp with increasing slopes.

Over \$20 per group Ages 11 - 18 1 to 2 hours
Source Institutions
In this activity learners create patterns of hair beads.

1 cent - \$1 per group Ages 4 - 11 30 to 45 minutes
Source Institutions
In this activity, learners get hands-on experience with ratios and scaling while making their own jewelry out of recycled plastic containers.

free Ages 11 - 14 45 to 60 minutes
Source Institutions
In this activity, learners build a 1:140 "scale model" of NASA's X-33 Reusable Launch Vehicle (RLV) Technology Demonstrator, and investigate how the model dimensions compare to the real vehicle.

1 cent - \$1 per group Ages 8 - 14 1 to 2 hours
Source Institutions
In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.

1 cent - \$1 per group Ages 8 - 14 1 to 2 hours
Source Institutions
In this activity, learners interpret three trackways and use measurements and a formula to infer the relative speed of dinosaurs.

free Ages 11 - 14 45 to 60 minutes
Source Institutions
In this activity, learners build a tool called an inclinometer that can find the height of any distant object, from a tree to the North Star.

\$1 - \$5 per student Ages 8 - 18 10 to 30 minutes
Source Institutions
In this math lesson, learners identify the likelihood of an event by using a walk-on probability scale.

\$1 - \$5 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
Learners classify a variety of objects by their characteristics. They then design an experiment to determine which objects float or sink in water and add this characteristic to their classification.

\$5 - \$10 per group Ages 8 - 11 45 to 60 minutes
Source Institutions
In this activity (page 2 of PDF under GPS: Kinetic Sculpture Challenge Activity), learners will predict which objects have to overcome the most static friction to slide down a ramp.

free Ages 8 - 14 30 to 45 minutes
Source Institutions
In this activity, learners discover the importance of maps and scale as they work together to create a map of the classroom.

free Ages 11 - 18 45 to 60 minutes
Source Institutions
In this activity, learners use a string and pair of scissors to find pi in the world all around them. Take the circumference of a round object with string and cut the string to that length.

1 cent - \$1 per group Ages 11 - adult 5 to 10 minutes
Source Institutions
In this activity, learners explore the relative size of the Sun and Earth as well as the distance between them.

1 cent - \$1 per group Ages 6 - 18 5 to 10 minutes
Source Institutions
In this math lesson, learners are introduced to proportional reasoning through modeling, sharing, and questioning techniques.

\$5 - \$10 per group Ages 8 - 11 1 to 2 hours
Source Institutions
This is an activity (located on page 3 of PDF under Gecko Feet Activity) about modeling a nanoscale phenomenon (gravity-defying gecko feet) with macroscale objects (shoes).

\$1 - \$5 per group Ages 8 - 14 2 to 4 hours
Source Institutions
This is an activity about music, movement, and math. Learners will start a rhythm pattern with 2, 3, or 4 beats. For instance, tap your foot, jump, clap, repeat.

free Ages 4 - 14 5 to 10 minutes
Source Institutions
In this math lesson, learners use fruit to learn about proportions and percentages. Learners compare the weights of the edible and non-edible portions of fruit.

\$5 - \$10 per group Ages 11 - 14 45 to 60 minutes
Source Institutions
Choose a recipe to double (or triple, quadruple, or halve). Show everyone the recipe and engage them in figuring out: How much will we need to increase the recipe to feed everyone?

1 cent - \$1 per group Ages 4 - 14 30 to 45 minutes
Source Institutions
This is an activity (on page 2 of the PDF under Surface Area Activity) about surface area to volume ratio.

\$10 - \$20 per group Ages 8 - 14 30 to 45 minutes