HOFFMAN PLANETARIUM
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Unit 1
3rd Grade

Hoffman Planetarium
Activity Guide
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Teachers and Students can find a downloadable version of the Hoffman Planetarium Activity Guide.

FOSS eBook
Motion and Matter
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Explore phenomena that can affect the motion of masses—the forces of magnetism and gravity​.

Magnets
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Learn about magnets & springs as you combine the two to complete various magnetic challenges in this fun science activity.

Roller Coaster Fun
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Build your own successful roller coaster to see how forces work based on the motion caused by your track.

How Magnets Work
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Observe how magnetic poles attract and repel each other.

Force and Newton's Laws 
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Investigate the relationship between mass, and gravity by experimenting with a cannon on various planets by hitting the trying to hit the target. Answer the questions under the "Exercise" tab for the "Interactive" lab.

Metric Mystery
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Dr. Cacao has agreed to share his secret recipe for his world famous chocolate bars with you. The only problem is that he uses random tools around the factory to measure ingredients! Your job is to re-create the recipe using standard tools and measurements.

Rube Goldberg Machine
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Make adjustments to catch a burglar using the force of motion.
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  • Home
    • About Hoffman Planetarium
    • Black History Month
  • Lesson Resources
    • K - 5 Resources - Unit 1 >
      • The Solar System
      • Kindergarten - Unit 1
      • 1st Grade - Unit 1
      • 2nd Grade - Unit 1
      • 3rd Grade - Unit 1
      • 4th Grade - Unit 1
      • 5th Grade - Unit 1
    • Middle School Science Lessons >
      • Middle School Resources
    • High School Lessons >
      • Physics and Space Science
      • Earth Science
      • Ecology and Biology
  • See The World
    • Museums
    • Sightseeing
  • Contact