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Activities

24 activities.

Solar System Scale Model - Measurement & Proportions Activity

Students calculate proportional distances between planets, converting astronomical units to centimeters. A hands-on activity combining measurement, multiplication, and proportional reasoning with real NASA data.

Measurement Proportions

Binary Numbers - Count the Dots Activity

An unplugged computer science activity where students learn how computers represent data using binary numbers. No computer required — just cards and curiosity.

Comparing Fractions Game

A hands-on card game where students compare fraction cards over 10 rounds — deciding which is greater or whether they're equal, and explaining their reasoning. Builds fraction sense using common numerators, common denominators, and benchmarks.

Exploring the Moon — Teacher's Guide

A multi-activity teacher's guide on lunar geology and exploration for Earth and space science classes.

Earth & Space Science Space

Discover Your Changing World with NOAA

A full activity book covering the Essential Principles of Climate Science.

Climate Earth Science

High School Physics Lab Manual

A companion lab manual of hands-on physics experiments — motion, mechanics, waves, and more.

The Great Depression: Using Census Data

Students analyze Depression-era census statistics to evaluate New Deal policy — real-data economics and history.

Economics U.S. History

Color Walk — Open Studio

An artist-authored contemporary art-making activity exploring color, with artist bio and examples.

Map Adventures

Printable K-3 activity sheets teaching map and cartography basics — perspective, symbols, and scale.

Maps Earth Science

Sorting Networks (CS Unplugged)

A hands-on activity teaching sorting algorithms using a human "sorting network."

Algorithms Computer Science

The Muddy City: Minimal Spanning Trees

A road-building graph-theory activity teaching minimal spanning trees — no computer required.

Graph Theory Computer Science

Scratch — Getting Started Guide

An introductory guide to block-based coding with Scratch.

Hour of Code Activity Pack

A standalone Hour-of-Code activity pack of coding puzzles.

Coding Computer Science

Image Representation (Colour by Numbers)

A colour-by-numbers activity teaching how computers store pictures with run-length pixel encoding.

Data Representation Computer Science

Text Compression (You Can Say That Again!)

Students compress rhymes and stories to discover how text-compression algorithms work.

Compression Computer Science

Error Detection (Parity Magic Trick)

A card magic trick that teaches how parity bits detect errors in stored data.

Error Detection Computer Science

Searching Algorithms (Battleship)

A Battleship-style game teaching linear and binary search algorithms.

Algorithms Computer Science

Finite State Automata (Treasure Hunt)

A pirate treasure-hunt game that teaches finite state machines and pattern matching.

State Machines Computer Science

Cryptographic Protocols (The Peruvian Coin Flip)

An activity in designing a secure coin-flip protocol with no trusted third party.

Cryptography Computer Science

What Role Does Geography Play in the Census?

A geography activity teaching the census geographic hierarchy (tracts, block groups, blocks) with real maps.

Geographic Mobility in the U.S., 1920-1950

A history activity analyzing census data on where Americans moved between 1920 and 1950.

U.S. History Geography

Salish Sea Activity Book

An illustrated activity book introducing the plants, animals, and ecology of the Salish Sea.

Where in the Air: Atmosphere Layers

A short activity identifying which objects and phenomena occur in each layer of the atmosphere.

Atmosphere Earth Science

Early Learning PE Strategies (Ages 3-5)

Gross- and fine-motor activities mapped to preschool PE standards — obstacle courses, ball skills, balance.