by Creouts Publishing © 2026
Price: $3 USD
Subjects: math,mathElementary,language,instructionalSpanish,nativelanguage,nativeSpanish
Grades: 3,4,5
Students learn and practise: equal parts, numerator and denominator, fraction names, fractions of a set, fractions on a number line, equivalent fractions and comparing fractions (Grade 3-5 level). En español: partes iguales, numerador y denominador, fracción de un conjunto, recta numérica, fracciones equivalentes y comparar. For dual-language classes, heritage speakers and newcomers. All card text in simple Spanish; Latin American audio, normal and slow. STEP 4 of Math in Spanish (6 escape rooms, bundle 20% off). Story: a tower lift goes up when you type the right answer. 4 rooms, 30 cards. CCSS: 3.NF.1, 3.NF.2, 3.NF.3, 4.NF.1, 4.NF.2 (4.NF.4 light: a unit fraction of a number). INSIDE - Room 1: window panes: name the fraction, equal parts. - Room 2: fraction of a set. - Room 3: number line 0-2, equivalent fractions. - Room 4: compare with < > =, a whole as a fraction (2 = 12/6), 1/4 of 20. SELF-CHECKING: 20 scored cards (tap and type), 2 hints each, answer cards that show the steps, audio learn cards. ACCURACY: software re-derives every answer and checks number words two ways. Spanish checked by AI reviews and a speech-recognition round trip; not checked by a native speaker or class-tested. Text written with AI help and checked. Pictures drawn in code. Spanish audio narration is AI-generated (Kokoro-82M text-to-speech, preset voices); no real person's voice. Needs sound. Characters and places are made up.
Text fonts: Atkinson Hyperlegible, (c) Braille Institute of America, SIL Open Font License 1.1; Fredoka, (c) The Fredoka Project Authors, SIL Open Font License 1.1. Narration: Spanish audio narration is AI-generated (Kokoro-82M text-to-speech, preset voices); no real person's voice. Kokoro-82M by hexgrad, Apache License 2.0. Pronunciation: espeak-ng (GPL), used as a tool only.