Grades 9–12 · 8 connected explanations
Networks, Exchange & Time
Connect physical switches with computation and secure communication. Then examine how models and records support claims about technological and cosmic change.
Computing
How can a transistor switch without moving parts?
A transistor’s physical behavior supplies a controllable electronic switch.
Computing
How can a GPU work on many calculations together?
A processor architecture can organize many compatible calculations in parallel.
Computing
How does a toy RSA system use different keys to encrypt and decrypt?
A small mathematical model introduces the distinct roles of public and private keys.
Computing
How does HTTPS establish a protected connection to a website?
A protected web connection combines identity checks with agreement on shared encryption keys.
Computing
How does an AI language model generate text?
A trained language model uses learned numerical relationships to generate a sequence of text.
History & Evidence
How can one spinning machine help explain a historical change?
A textile machine supplies one mechanism within a wider historical transformation.
History & Evidence
Did the canal cause a port to grow?
A causal historical claim needs evidence that distinguishes the proposed explanation from alternatives.
Earth & Space
How can ancient light reveal a hotter early universe?
Ancient radiation provides a very different kind of record for reconstructing change over time.