Teaching overview

Learning points

  • An asteroid crashed into Earth over 66 million years ago.
  • Scientists think the asteroid impact caused a mass extinction on Earth.
  • It is believed that this asteroid impact killed 75% of species, including dinosaurs.

Curriculum keywords

  • Rocks
  • STEM

Read the story

Earlier this year, scientists successfully drilled into a giant crater made by the asteroid that killed off the dinosaurs. Researchers are now studying the rock samples that were taken during the 2-month drilling project, looking for clues about life on Earth 66 million years ago.

View the article

Share with students

Spark a discussion

  • Where is the Chicxulub Crater located?
  • How do scientists think the crater formed?
  • Why did scientists drill into the crater, and what did they hope to accomplish?

Twig Science: A Complete Pre-K–8 Program for the NGSS

Immersive Investigations with High-Quality Multimedia

  • Investigating, designing, building, and understanding phenomena
  • Hands-on, digital, video, and print investigations
  • Synchronous/asynchronous distance learning