Galaxies and the Universe
Explore mathematical concepts and practice problems
Hubble's Big Idea: How We Learned Our Universe is Growing!
Creating Equations, Linear Equations in One Variable, Integer Exponents and Scientific Notation, Measurement Units, Linear Functions
Join us on a cosmic adventure to discover how astronomer Edwin Hubble used starlight and distances to faraway galaxies to figure out that our universe isn't sta…
Henrietta Swan Leavitt & The Cosmic Distance Ladder
Ratios and Unit Rates, Functions and Rate of Change, Measurement Units
Dive into the fascinating story of Henrietta Swan Leavitt and her groundbreaking discovery that unlocked the secrets of the universe's vast distances. Explore h…
The Story of Supernovae: From Observation to Calculation
Measurement Units, Ratios and Unit Rates, Scale Drawings, Probability Models
Explore the fascinating history of supernovae observations, the scientific discoveries and theories that emerged from these cosmic events, and apply mathematica…