Early Learning · Pre-K–2
Bubble Pop Shapes
Offline ready
Listen for a shape, then pop the matching bubbles. Circle, square, triangle, star, and heart — speech, stars, and fully playable offline.
Catalog
Catalog
Browse by age, then subject. Every title is a single HTML file and plays offline with built-in content. Spelling Practice and Spell Bound can also use a custom list — how to add words, including a free-chatbot prompt.
Pre-K–2
Early years
Early Learning
Early Learning · Pre-K–2
Count Garden
Offline ready
Plant seeds by counting to ten, match a number to a garden bed, then say which has more. Four levels for Pre-K–2.
Grades 3–5
Elementary
Language Arts
Language Arts · Grade 4
Spell Bound
Offline ready
Type the highlighted letter to freeze falling words before they escape. Easy, normal, and hard. Built for classroom typing practice.
Language Arts · Grade 4
Spelling Practice
Offline ready
Hear a word, then type its spelling. Speech, emoji hints, a scoreboard, and a retry round. Teachers edit the shared word list — no game code. Playable in any modern browser.
Math & Logic
Math & Logic · Grades 3–5
Fair Share
Offline ready
Match equal-parts pies and bars to fraction symbols, then compare fractions with the same denominator. Grades 3–5. About 3–5 minutes.
Math & Logic · Grades 3–5
Gallon Kingdom Quest
Offline ready
Convert gallons, quarts, pints, cups, and ounces to rescue the kingdom. Three levels, a conversion lab, and a reference scroll.
Math & Logic · Pre-K–5
On the Clock
Offline ready
Read analog clocks from o’clock to five-minute marks and elapsed time. Five levels for Pre-K through grade 5.
Math & Logic · Grade 5
See It
GoldOffline ready
See groups, make friendly numbers, break apart to multiply, and model a story with a bar before you compute. Grade 5 number sense. Gold-tier, about 8–12 minutes a level.
Science
Science · Grades 4–6
Circuit Workshop
Offline ready
Repair circuits, flip switches, and test which bulbs light. Explore complete loops, series circuits, and separate parallel branches through four short levels.
Science · Grades 3–5
Who Eats Whom
Offline ready
Follow the energy from the sun through a meadow, pond, or forest, then say what changes when one living thing is missing. Grades 3–5.
Grades 5–8
Upper elementary & middle
Language Arts
Language Arts · Grades 5–8
Sentence Sleuth
Offline ready
Inspect a public-domain sentence, then pick the word that fits the author's context. Three ranks from Rookie to Master Sleuth. Grades 5–8.
Math & Logic
Math & Logic · Ages 8–14
Binary Quest
Offline ready
Turn bits on and off to build numbers, then decode and write binary. Five levels from 4-bit starter to 8-bit challenge. Ages 8–14.
Math & Logic · Grades 6–8
Teller Window
Offline ready
Find a percent of a dollar amount, grow a savings balance, watch interest earn interest, compare a card’s minimum due with a real payment, then spend it on a check, a sale, or a car lot. Grades 6–8.
Science
Science · Grades 6–8
Table Lab
Offline ready
Open the periodic table, read a card, then match names and symbols, find atomic numbers, and sort metals from nonmetals. Color-blind patterns included. Grades 6–8.
Social Studies
Social Studies · Grades 5–8
Civic Deck
GoldOffline ready
Flip a card for every U.S. president, then practice war eras, the three branches, and checks and balances. Grades 5–8.
Social Studies · Ages 8–12
States, Shapes & Capitals
Offline ready
Learn U.S. state shapes and capitals. Explore the map, pick the capital from a silhouette, or type it yourself. Ages 8–12.
Grades 8–10
High school
Math & Logic
Math & Logic · Grades 8–10
Triangle Sight
Offline ready
Name opposite, adjacent, and hypotenuse, then use sine, cosine, and tangent to measure heights and distances you cannot walk to. Five levels plus an optional Triangle Lab. Grades 8–10.