Summer Math Checkup
A 30-question high school math checkup covering Algebra, Geometry, Trig, and Precalculus.
📝 CheckupsHigh School
🌈 Kesmateers Learning Path
Get Ready → Power Up → Let’s Go!
Free learning missions for curious kids, families, teachers, and homeschool explorers.
Choose Your Mission Level
Grade colors stay consistent across the entire site. Most missions are built for growing learners in Grades 2–7.
Browse by Subject
Subject worlds make the site feel playful. Rainbow dots identify grade levels.
Featured Missions
Current spotlight missions for the main grades 2–7 learning path and beyond.
Grade 2 Readiness
A quick four-subject readiness mission: Math, Reading, Science, and Social Studies.
📝 CheckupsGrades 1–2
Math Squares
Sudoku-style number puzzles using sums, clues, and logical reasoning.
🧩 Puzzle ZonePuzzle
Math Wheels
Discover patterns, build number sense, and strengthen mental math with selectable challenges.
🚀➕ Math MissionsFavorite
All Missions
Sample cards only. Links can be connected to your real HTML games next.
Showing filtered missions.
Summer Math Checkup
30-question Algebra to Precalculus checkup for older students.
📝 CheckupsHigh School
Start Checkup
Grade 2 Readiness
Four-subject readiness checkup for early elementary learners.
📝 CheckupsGrades 1–2
Begin Mission
Math Squares
Fill the grid with logic, number sense, and careful checking.
🧩 Puzzle ZonePuzzle
Solve Mission
Math Wheels
Spin through operations and discover number patterns.
🚀➕ Math MissionsFavorite
Play Mission
How2Add
Beginner addition practice for early learners.
🚀➕ Math MissionsBeginner
Practice
How2TakeAway
Beginner subtraction practice for early learners.
🚀➕ Math MissionsBeginner
Practice
Math 2 Mars
Rocket-powered math practice. Facelift reminder noted!
🚀➕ Math MissionsNeeds Facelift
Launch Mission
Find It!
Maps, coordinates, hidden items, and treasure-map adventure.
🧩 Puzzle ZoneAdventure
Start Exploring
Rock Paper Scissors Math
Fast math rounds with an arcade-style challenge.
🎯 Fun ZoneMath
Play Mission
Math Pairs
Match math relationships and strengthen recall.
🚀➕ Math MissionsPairs
Play Mission
Math & Words
Connect language, reasoning, and mathematical thinking.
🚀➕ Math MissionsWords
Play Mission
Math 2 Treasure
Follow the clues and solve your way to the treasure.
🚀➕ Math MissionsAdventure
Play Mission
Reading Missions
Reading missions are grayed out until supporting content is ready.
📚 Reading AdventuresComing Soon
Coming Soon
Coding Lab
Coding missions are grayed out until the supporting content is ready.
🤖 Coding LabComing Soon
Coming Soon
Why Kesmateers?
We believe learning should feel like an adventure. Every mission is designed to help kids discover, think, build confidence, and grow through playful practice. Free, friendly, and always growing.
Books Support the Mission
Every educational game and assessment on this website is completely free for everyone. The Kesmateers book is available on Amazon for families who want to support more free STEAM learning adventures.
Click the book cover to explore our first adventure on Amazon!