Serving advanced learners (and their teachers) since 2012.

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Playlist: Bookmarks

Crossing Every Bridge Exactly Once (aka Eulerian Paths)

Crossing Every Bridge Exactly Once (aka Eulerian Paths)

How can you cross each bridge in this city exactly once?

Squiggles Introduction

Squiggles Introduction

What do you see in this squiggle?

Word Pyramids

Word Pyramids

Start with a one letter word, add another letter, then add another. How tall can you make the pyramid?

Depth and Complexity and Graphic Organizers

Depth and Complexity and Graphic Organizers

For Teachers

Let’s see a few examples of how Depth and Complexity slides nicely into any graphic organizer.

Idioms about Weather

Idioms about Weather

Five sets of idioms related to the weather.

Phrases to Join a Discussion

Phrases to Join a Discussion

Want your classroom discussions to go a bit more smoothly? Train students to use a few simple phrases and it’ll make all the difference in the world.

Special Gifts with Special Requirements

Special Gifts with Special Requirements

Your special friends sure have some unique gift needs!

What’s In My Brain!? Japan vs Jamaica

What’s In My Brain!? Japan vs Jamaica

Is it an island or an archipelago?

What’s In My Brain!? Gold vs Wood

What’s In My Brain!? Gold vs Wood

Some of these examples are conductors and some are insulators!

What’s In My Brain!? Walnut vs Clouds

What’s In My Brain!? Walnut vs Clouds

Let’s look at living vs non-living things.

Concept Attainment: Hornet vs Tiger

Concept Attainment: Hornet vs Tiger

Can your class spot the vertebrates vs invertebrates?

Fancier Figurative Language: Move the Simile

Fancier Figurative Language: Move the Simile

What if we started a sentence with the simile?

What’s In My Brain: Owl vs Eagle

What’s In My Brain: Owl vs Eagle

Some of these animals are nocturnal and some are diurnal.

Concept Attainment: Art

Concept Attainment: Art

Can your students tell the difference between cubism and abstract art?

SCAMPER: Scaffolding Creativity

SCAMPER: Scaffolding Creativity

Asking students to “think creatively” won’t get you far. They won’t know how to start, they’ll get stuck with simple ideas, or they’ll just go completely wild. SCAMPER is a tool for scaffolding the process of creativity.

Depth and Complexity – An Introduction for Teachers

Depth and Complexity – An Introduction for Teachers

For Teachers

Depth and Complexity is the most powerful framework most teachers have never heard of. Here’s what it actually is — and isn’t.

How Many Ways: Times Equals Minus

How Many Ways: Times Equals Minus

How many different ways can you make this math statement true using only the digits one through nine?

What’s In My Brain: Cute Baby vs Fast Cheetah

What’s In My Brain: Cute Baby vs Fast Cheetah

Can students spot similes vs metaphors?

Student Introductions with Complexity and Frames

Student Introductions with Complexity and Frames

How have you changed over time? Students introduce themselves through the lens of change — and learn a Depth and Complexity tool in the process.

Student Introductions With Depth and Frames

Student Introductions With Depth and Frames

Want to introduce the tools of Depth and Complexity and learn more about your students and introduce the Frame graphic organizer? Have I got the activity for you!

Rounding Numbers (But Not To 10)

Rounding Numbers (But Not To 10)

What could we possibly do to make rounding more interesting for students who already get it? In this series, students consider how they might round to values other than “the nearest 10.” How, for example, do we round to the nearest 9? 7? 15?

Dots and Boxes

Dots and Boxes

Who can make the most boxes from dots in this strategy game?

Showing A Character’s Trait

Showing A Character’s Trait

We tell students to ‘show, not tell’ — but that advice is useless until they experience the difference. This lesson makes it click.

Depth and Complexity: 📈 Trends

Depth and Complexity: 📈 Trends

Has something been changing recently? What might be causing that? What are the effects?

Depth and Complexity: 👄 Language of the Discipline

Depth and Complexity: 👄 Language of the Discipline

Imagine a construction worker who doesn’t know the name of a screwdriver or a doctor who can’t remember what to call your neck. It’s pretty hard to communicate well without knowing the 👄 Language of the Discipline!

Depth and Complexity: ❓ Unanswered Questions

Depth and Complexity: ❓ Unanswered Questions

This underutilized tool focuses students on what we don’t yet know and even what we can’t know.

Depth and Complexity: ⚖️ Ethics

Depth and Complexity: ⚖️ Ethics

Want to add drama to any topic? Use the Ethics prompt!

Depth and Complexity: 🚦 Rules

Depth and Complexity: 🚦 Rules

Is there a consequence for not doing something? You may have found a rule!

Depth and Complexity: 🏛️ Big Idea

Depth and Complexity: 🏛️ Big Idea

Let’s get students thinking big and focusing on more abstract ideas.

Create A Civilization Introduction

Create A Civilization Introduction

Your students build a civilization from scratch — rivers, flags, calendars, currency, government. Social studies, science, and writing woven into one year-long project.