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- PlanToys Fraction Blocks Unit Plus 20 Wooden Blocks Hollow Block
PlanToys Fraction Blocks Unit Plus 20 Wooden Blocks Hollow Block
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The set includes 20 wooden blocks and one hollow block. It supports visual learning of fractions, addition and subtraction and is compatible with other Unit Plus series sets. Sustainably made in Thailand.
Key Features
- Includes 20 wooden blocks plus one hollow block
- Supports shape recognition and construction play
- Teaches foundational math, sorting and counting
- Helps children see fractions visually
- A teaching aid for fractions, addition and subtraction
- Compatible with other Unit Plus series sets
- Part of the Unit Plus series; usable alone or combined
- Sustainably made in Thailand with safe materials
Details
- Brand: PlanToys
- Product type: STEM & Learning Toys
- Contents: 20 wooden blocks and a hollow block
- Compatibility: Compatible with other Unit Plus series sets
- Educational uses: Shape recognition, foundational math, sorting, counting, construction play
- Teaching focus: Fractions, addition and subtraction
- Series: Unit Plus series; can be used alone or combined
- Origin / Materials: Sustainably made in Thailand with chemical-free rubberwood trees, formaldehyde-free glues, organic pigments, and water based dyes
Who It Is For
For kids to explore shape recognition, foundational math, sorting, counting and construction play. Also suited as a visual teaching aid when learning fractions, addition and subtraction.
Frequently Asked Questions
What pieces are included in the PlanToys Fraction Blocks set?
The set includes 20 wooden blocks and one hollow block.
Can I use these with other blocks?
Yes. The set is compatible with other Block sets in the Unit Plus series.
What skills does this set teach?
It helps with shape recognition, foundational math, sorting, counting, construction play, and visual understanding of fractions, addition and subtraction.
What materials are used to make these blocks?
Made in Thailand from chemical-free rubberwood trees with formaldehyde-free glues, organic pigments, and water based dyes.
All orders are processed and shipped within a maximum of 2 to 5 business days. Please note that this is an estimated timeline and does not constitute a guarantee, as national holidays and other external factors may impact final delivery and shipping times.
🚚 Free Shipping and Discount Clarification
For qualifying orders of $100 or more, the maximum available discount applied to your order is $30.


Made from chemical-free rubberwood with formaldehyde-free glues, organic pigments and water-based dyes, this set focuses on safer materials. The solid wooden pieces are designed for everyday exploration and repeated use.

Bright, fraction-shaped blocks let children visualize halves, quarters and other fractional relationships, making part-whole concepts concrete. Use the frame and matching pieces to practice addition, subtraction and sorting during playful lessons.

Part of the Unit Plus series, the set works on its own or combined with other Unit Plus sets for bigger projects. The hollow frame and varied shapes encourage patterning, construction and creative problem solving.
Pick a set that supports your learning goals, fits your space, and feels safe to use.
- Decide learning goals: Do you want concrete fraction visuals, counting practice, or open-ended building? Choose sets that emphasize the skills you plan to teach.
- Check the materials: Look for non-toxic finishes and solid construction that tolerate hands-on play and frequent handling.
- Think about compatibility: If you want expandable play, pick items that mix with other sets in the same series or brand.
- Value open-ended play: Blocks that double as fraction tiles and building pieces stretch learning across math, fine motor practice, and imaginative play.
- Plan for storage: Smaller sets are easier to store and rotate, while larger collections let you stage multi-step lessons.
What ages is this suitable for?
The product listing does not include a specific age range. These blocks are commonly used when children show interest in sorting, building and early number concepts; consider your child’s fine motor skills and supervision needs.
How do these blocks teach fractions?
The pieces represent fractional parts visually, so children can combine and compare parts to learn part-whole relationships. Use the frame to create equal parts and practice simple addition and subtraction hands-on.
Are the materials non-toxic and sustainably sourced?
Yes. PlanToys makes this set from chemical-free rubberwood, formaldehyde-free glues, organic pigments and water-based dyes, produced in Thailand.
Can I combine this set with other blocks?
Yes. The set is part of the Unit Plus series and can be used alone or in combination with other Unit Plus sets for expanded activities.
What are your shipping and return policies?
We ship from a US warehouse, offer free US shipping on orders over $100, and provide 30-day returns. If you need help, our human customer support team is available.
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"LIFE. SAVER. Bought this the first week I started nursing my son and had the WORST cracked nipples. These solved the issues OVERNIGHT!"
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"Perfect. Great price and my little one very opposed to training has only had accidents in the last week. My daughter is 2yrs old, 27 lbs and the Medium is perfect. She has room in them but the arent…"
"Initially, I was skeptical of using it, but when my doc referred it to me for my cracked nipple, it worked like a charm. I did not want to put any balm or lotion over my nipple as I did not wanted…"
"Amazing tool for breastfeeding! These protect sensitive, chapped or cracked nipples like little shields. No more sticking to clothing/bras and wincing when anything bumps into my chest. I've been…"
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"I used these for the first four weeks after baby came. It was during that phase where baby was so small he didn’t have a great latch and so I was getting sore nipples. This was great for protecting…"
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"Worked great and would definitely use again. The only thing is sizing can be tricky. I would’ve gotten a size bigger and I’d consider my size to be on the smaller side. If you’re not sure, just size…"
"I wore these for the first two months and they truly saved my breastfeeding journey - worked exactly how I expected. They gave instant relief. I basically wore them day and night for the first 6…"
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"Had a cracked nipple, added some organic ointment and put this over it, healed in 2 days! Recommend it 100%"
"These are great for nursing in the first few weeks when there’s soreness and breakdown. Would recommend!"
"These were wonderful for me postpartum while learning to breastfeed. Highly recommend. They are easy to clean & very functional."
"It saved my nipples multiple times. They’re super light. Quality is good, they do bend for no reason lol overall a good product."
"These were great in the beginning helped me so much."
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"Did the job, kept me more comfortable the first couple weeks postpartum as breastfeeding was established. Next time I would go for the design that has perforated holes for airflow."
"As a breastfeeding mom I truly couldn’t recommend these more. They literally SAVED MY LIFE in the newborn stage and then saved me again when teething started. They’re easy to use, easy to clean and…"
"This is a great item to have for breastfeeding mommas. It feels very cooling and refreshing after breastfeeding and makes wearing nursing bras very comfortable since the fabric is not rubbing on your…"
"These cups protect and help heal sore nipples so quickly. Comfortable under a bra, easy to clean, and worth the investment for breastfeeding. Stats: 5’3”, 140 lbs, 8 weeks postpartum & nursing"
"Great value for the price compared to name brand silverettes. I only really used them for maybe 2-3 weeks, so I’m glad I didn’t spend the extra money when these got the job done just as well"
"These are perfect for breastfeeding. They help keep any ointment or lanolin from getting on your clothes and smooth for immediate relief of cracks or nipple soreness in the first few weeks."
"Had a cracked nipple, added some organic ointment and put this over it, healed in 2 days! Recommend it 100%"
"These are great for nursing in the first few weeks when there’s soreness and breakdown. Would recommend!"
"These were wonderful for me postpartum while learning to breastfeed. Highly recommend. They are easy to clean & very functional."
"It saved my nipples multiple times. They’re super light. Quality is good, they do bend for no reason lol overall a good product."
"These were great in the beginning helped me so much."
"Any first time mama BUY THIS PRODUCT!!!! I cannot recommend and rave about this enough. They HELPED so so much! I wore them all the time when my nipples felt dry, cracked, and just hurt. Those first…"
