---
product_id: 420039176
title: "13.5\"x39\" Educational Invisible Math Posters for Classroom - 2 Large Math Posters for Middle School - Includes Division, Multiplication, Power, Redical and variables Signs - Clarifies Hidden Math Rules (Bright Multi Color)"
brand: "sproutbrite"
price: "134 zł"
currency: PLN
in_stock: false
reviews_count: 12
category: "Sproutbrite"
url: https://www.desertcart.pl/products/420039176-13-5x39-educational-invisible-math-posters-for-classroom-2-large
store_origin: PL
region: Poland
---

# Bright multi-color, photo-quality print 13.5" x 39" extra-large size Covers division, multiplication, powers & radicals 13.5"x39" Educational Invisible Math Posters for Classroom - 2 Large Math Posters for Middle School - Includes Division, Multiplication, Power, Redical and variables Signs - Clarifies Hidden Math Rules (Bright Multi Color)

**Brand:** sproutbrite
**Price:** 134 zł
**Availability:** ❌ Out of Stock

## Summary

> 📐 Unlock the hidden math secrets your students can’t afford to miss!

## Quick Answers

- **What is this?** 13.5"x39" Educational Invisible Math Posters for Classroom - 2 Large Math Posters for Middle School - Includes Division, Multiplication, Power, Redical and variables Signs - Clarifies Hidden Math Rules (Bright Multi Color) by sproutbrite
- **How much does it cost?** 134 zł with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/420039176-13-5x39-educational-invisible-math-posters-for-classroom-2-large)

## Best For

- sproutbrite enthusiasts

## Why This Product

- Trusted sproutbrite brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Multi-Grade Versatility:** Perfect for middle school, elementary, and special education settings
- • **Classroom-Ready Boldness:** Oversized 13.5" x 39" posters ensure visibility from anywhere
- • **Vivid Color-Coded Learning:** Color groups boost sign recognition and concept retention
- • **Premium Photo-Quality Paper:** Heavy-duty 100 lb stock for durability and stunning clarity
- • **See the Invisible Math Rules:** Reveals hidden signs & exponents to reduce algebra errors

## Overview

Sproutbrite’s 2-pack of 13.5" x 39" educational math posters use bright, photo-quality printing on heavy-duty paper to clarify often-overlooked math symbols like powers, radicals, and division signs. Designed for middle and elementary school classrooms, these color-coded charts enhance understanding and reduce algebra mistakes, making them an essential visual tool for any learning environment.

## Description

desertcart.com: Sproutbrite 13.5"x39" Educational Invisible Math Posters for Classroom - 2 Large Math Posters for Middle School - Includes Division, Multiplication, Power, Redical and variables Signs - Clarifies Hidden Math Rules (Bright Multi Color) : Office Products

Review: Nice posters & Perfect for my math classes - These are pretty big, so it will be easy for students to see on the wall. The colors are vivid and they come prelaminated. Glad I purchased these!
Review: Helpful for students - This is a great tool for my special education middle school resource class. Students find this helpful!

## Features

- 𝗘𝘀𝘀𝗲𝗻𝘁𝗶𝗮𝗹 𝗔𝗰𝗮𝗱𝗲𝗺𝗶𝗰 𝗖𝗵𝗮𝗿𝘁𝘀: Our invisible math posters for middle school reinforce key concepts like zero powers, square roots, multiplication signs, and division formats in one clear reference. They reveal invisible signs, coefficients, and exponents students often overlook, reducing common algebra mistakes.
- 𝗣𝗿𝗲𝗺𝗶𝘂𝗺 𝗣𝗮𝗽𝗲𝗿 𝗖𝗼𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝗶𝗼𝗻: Our math posters are printed on heavy-duty 100 lb poster paper with photo-quality brightness similar to premium photo paper, delivering stunning visual contrast and color.
- 𝗘𝘅𝘁𝗿𝗮-𝗟𝗮𝗿𝗴𝗲 𝗗𝗶𝗺𝗲𝗻𝘀𝗶𝗼𝗻𝘀: Measures 13.5" x 39", making a bold statement in any space while remaining easy to see from across the room. These math symbols posters for classroom are designed to capture students' attention and support their math learning journey. Fits perfectly on a 2' x 3' bulletin board with borders.
- 𝗖𝗼𝗹𝗼𝗿-𝗖𝗼𝗱𝗲𝗱 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴: In this invisible math poster for high school, each sign box is grouped by color, helping students understand the relationships between the signs and build strong sign recognition skills.
- 𝗖𝗵𝗮𝗿𝘁𝘀 𝗳𝗼𝗿 𝗔𝗹𝗹 𝗚𝗿𝗮𝗱𝗲𝘀: These math symbols posters for classroom are designed for 3rd, 4th, 5th grade. Designed for elementary & middle school grades - also perfect for daycares, libraries & learning centers.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09SSFLLBK |
| Banner Type | Standard Banner |
| Best Sellers Rank | #32,194 in Office Products ( See Top 100 in Office Products ) #202 in Educational Charts & Posters |
| Brand Name | Sproutbrite |
| Color | Invisible Math |
| Customer Reviews | 4.8 4.8 out of 5 stars (896) |
| Fabric Type | Paper |
| Included Components | No additional components included |
| Item Dimensions L x W | 39"L x 13.5"W |
| Item Shape | Rectangular |
| Material | Paper |
| Mounting Type | Wall Mount |
| Number of Sets | 2 |
| Occasion | Back to school |
| Pattern | Wall Mount |
| Product Care Instructions | Hand Wash Only |
| Recommended Uses For Product | Classroom and Home |
| Special Features | Foldable, Unique Symbolic Pattern |
| Specific Uses For Product | Educational |
| Subject Character | Math |
| Target Audience | Unisex |
| Theme | back to school |
| UPC | 850030772060 |

## Product Details

- **Brand:** Sproutbrite
- **Color:** Invisible Math
- **Fabric Type:** Paper
- **Material:** Paper
- **Occasion:** Back to school
- **Product Dimensions:** 39"L x 13.5"W
- **Recommended Uses For Product:** Classroom and Home
- **Special Feature:** Foldable, Unique Symbolic Pattern
- **Specific Uses For Product:** Educational
- **Theme:** back to school

## Images

![13.5"x39" Educational Invisible Math Posters for Classroom - 2 Large Math Posters for Middle School - Includes Division, Multiplication, Power, Redical and variables Signs - Clarifies Hidden Math Rules (Bright Multi Color) - Image 1](https://m.media-amazon.com/images/I/81xff7tCUeL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Nice posters & Perfect for my math classes
*by T***R on August 4, 2025*

These are pretty big, so it will be easy for students to see on the wall. The colors are vivid and they come prelaminated. Glad I purchased these!

### ⭐⭐⭐⭐⭐ Helpful for students
*by K***R on October 24, 2025*

This is a great tool for my special education middle school resource class. Students find this helpful!

### ⭐⭐⭐⭐⭐ Sproutbrite Educational Math Posters
*by A***A on August 19, 2025*

This went wonderfully with the curriculum I taught. I posted it in my classroom to reinforce learning. It gave students a chance to see it repeatedly and commit it to their memories.

## Frequently Bought Together

- Sproutbrite Educational Math Posters Invisible Mathematics Classroom Banner Decorations for Teachers - Banners Bulletin Board and Wall Decor for Elementary and Middle School (Bright Multi Color)
- Sproutbrite Math Poster - PEMDAS Boho/Bright Banner for Classroom Decor - Middle & High School
- Sproutbrite Educational Math Posters for Middle School Inequailities Shapes Triangles Angles Mathematics Themes Classroom Banner Decorations for Teachers (Non Laminated)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-04-24*