# Search Results

Showing results (1 to 10 of 19)

• Smithsonian Center for Education and Museum Studies
In this online interactive challenge, learners choose items to represent the Earth or solar system, then determine other items to represent the Moon, or Milky Way based on their relative size. The...

free Ages 8 - 18 10 to 30 minutes
• PBS
In this math lesson, learners identify the likelihood of an event by using a walk-on probability scale. Learners are encouraged to evaluate the chance of given events occurring and assigning the...

\$1 - \$5 per group Ages 8 - 11 45 to 60 minutes
• Lunar and Planetary Institute
In this activity, learners measure the diameter of their water balloons, model an impact, measure the diameter of the “crater” area, and determine the ratio of impactor to crater. This activity is...

\$1 - \$5 per group Ages 8 - 14 10 to 30 minutes
• Lawrence Hall of Science
In this activity learners create patterns of hair beads. Simone and Brianna like different mixes of beads in their braids, so learners must figure out how to distribute 40 beads to satisfy both...

1 cent - \$1 per group Ages 4 - 11 30 to 45 minutes
• NASA
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...

1 cent - \$1 per group Ages 8 - 14 1 to 2 hours
• Twin Cities Public Television
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
• Lawrence Hall of Science
This game teaches ratio and proportion by having learners make "salads" that combine three types of beans in different combinations. The recipes are written as word problems, such as ...

1 cent - \$1 per student Ages 8 - 14 10 to 30 minutes
• American Association for the Advancement of Science
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
• NASA
In this activity, learners explore the relative size of the Sun and Earth as well as the distance between them. Learners estimate the size of the Sun and Earth and then use scaled models to...

1 cent - \$1 per group Ages 6 - 18 5 to 10 minutes
• The University of Texas McDonald Observatory
In this activity, learners explore the relative sizes and distances of objects in the solar system. Without being informed of the expected product, learners will make a Play-doh model of the Earth...

\$1 - \$5 per group Ages 8 - 18 30 to 45 minutes