---
title: "Stem Toys — $3K/yr Amazon SG Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/sg/toys/stem-toys"
last_updated: "2026-08-08T06:53:30.809Z"
locale: en
meta:
description: "Niche score 41/100 · $3K/yr market · 19K searches/yr · $35.04 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $3K/yr market · 19K searches/yr · $35.04 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Stem Toys — $3K/yr Amazon SG Niche (2026) - Flapen"
---
# **stem toys**
**Skip it**
A small market ($3K/yr) — this niche doesn't clear our bar today.
Market size 1Growth 35Conversion 7Competition 41Returns 98Price range 95Avg price 95Brand share 34Review moat 23Quality gap 52
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$35.04**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$20.35–$53.64**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****61%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+8.3%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****85%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****7,964**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$3K**
$3K/yr · 19K searches
According to Flapen's Amazon Singapore niche tracking, stem toys is a $3K/yr Amazon Singapore market (19K searches/yr). The top 5 brands hold 85% of demand. Verdict: Skip it — 41/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **stem toys market data**
- **Units sold / yr**
- **100–250**
- avg 0–100/product
- **Revenue / yr**
- **$4K–$9K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#55**
- **Page quality**
- **0%**
- **Prime**
- **75%**
- **Sponsored**
- **67%**
- **Out of stock**
- **10.2%**
- **Avg brand age**
- **65 months**
- **Avg seller age**
- **72 days**
## **Competition & brand share**
The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▼falling
**Sellers**
**21**
**Top-5 brand share**
**85%**
Top 20: 100%
**Top-5 click share**
**61%**
Top 20: 100%
**Open market**
**10%**
- Smartivity41% - ThinkFun16% - Einstein Box13% - Moose8% - Blue Marble7% - WESAYEE6% - Open — no brand owns it (2 brands, 10%)
## **Demand**
Weekly Amazon search volume, last 46 weeks — +8.3% search growth over the last 90 days.
1K750Spike '25Black Friday '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/sg/toys/stem-toys/trend)
## **Top stem toys search terms**
- **stem toys**4K/yr+17.2%0.1% conv. - **toys for boys 6-8 years**1K/yr+169.2%0.0% conv. - **toys for boys 10-12 years old**1K/yr+100.0%0.0% conv. - **8 year old boy gift**2K/yr+53.3%0.0% conv. - **9 year old boy birthday gifts**1K/yr+52.9%0.3% conv. - **birthday gift for 10 year old boys**2K/yr-30.8%0.7% conv. - **boy toys**1K/yr+144.7%0.4% conv. - **toys for 7 years old boys**2K/yr-53.4%0.0% conv. - **gifts for boys**1K/yr-53.0%0.0% conv. - **10 year old boy gifts**720/yr-40.8%1.4% conv. [**All search terms **](https://flapen.com/research/sg/toys/stem-toys/search-terms)
## **Top stem toys products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$1398%$27812%$41616%$5551001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Gravity Maze Game**ThinkFun**$25.72**4.6★36,633 rev](https://www.amazon.sg/dp/B00IUAAK2A) [2**Smartivity Robotic Mechanical Hand Toy for Kids 8-10-12-14 Years Old | Parents Choice Award Winner I Birthday Gifts for Smart Kids | Superhero Toy for Boys & Girls 8 9 10 11 12 13 14**Smartivity**$40.19**4.5★3,787 rev](https://www.amazon.sg/dp/B07XTKJXPT) [3**Einstein Box Science Experiment Kit For Kids Aged 6-8-12-14 |Gift for 6-7 Year Old Boys & Girls| Chemistry Kit Set For 6-14 Year Olds**Einstein Box**$30.24**4.3★24,404 rev](https://www.amazon.sg/dp/B0855MGS99) [4**Smartivity Pinball Machine STEM DIY Fun Toy Educational & Construction based Activity Game Kit for Kids 8 to 14 Best Gift for Boys & Girls Learn Science Engineering Project | Gifts for 8+ Boys**Smartivity**$36.83**4.5★3,057 rev](https://www.amazon.sg/dp/B08P5XGHJG) [5**Flipslide Game Standard**Moose**$20.35**4.6★12,133 rev](https://www.amazon.sg/dp/B079D7XHSY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Smartivity DIY Rocket Launcher Kit for Kids 6 7 8 9 10 11 12 Years Old | Build Your Own Rocket and Launcher | Birthday Gift for Smart Kids | DIY Science Toy for Boys & Girls 6-12 Year**Smartivity**$24.14**968 rev1y ago](https://www.amazon.sg/dp/B0DBZSVNHV) [**Hasbro Gaming - Hypershot Electronic Tabletop Hockey Game | 5 Games in 1 | Music Lights and Sounds | Ages 8 and Up | Kids Board Games| Gifts for Boys & Girls**Hasbro Gaming**$29.33**1,188 rev2y ago](https://www.amazon.sg/dp/B0CS7LHLZT) [**Smartivity Robotic Mechanical Hand Toy for Kids 8-10-12-14 Years Old | Parents Choice Award Winner I Birthday Gifts for Smart Kids | Superhero Toy for Boys & Girls 8 9 10 11 12 13 14**Smartivity**$40.19**3,787 rev2y ago](https://www.amazon.sg/dp/B07XTKJXPT) [**Smartivity 2in1 Hydraulic Aeroplane & Dart Launcher Toy for Kids 6-8-10-12-14 Years Old | Shoots Planes/Darts Far in Air I Birthday Gifts for Boys & Girls | DIY Science Toy for Kids 6-14**Smartivity**$35.86**5,686 rev2y ago](https://www.amazon.sg/dp/B08J3XJ1GK) [**STEM Science Kits for Kids 5-8 8-12 Robot Building Kit Build a Car Crafts for Boys Engineering Activities Electronic Toys Electric Science Projects Experiment STEM Activity Craft for Boy Gifts**WESAYEE**$33.71**382 rev2y ago](https://www.amazon.sg/dp/B0C61NRTS5)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Smartivity Electricity Kit for Kids 8-14 Years Old I 8+ Circuit Experiments & DIY Electric Robot with Light and Sound | Science Project Kit I Birthday Gift Boys & Girls 8-9-10-11-12-13-14 Years**Smartivity**$40.05**4.2★**▲ 181%**](https://www.amazon.sg/dp/B0BB7Q4K72) [**Smartivity Pinball Machine STEM DIY Fun Toy Educational & Construction based Activity Game Kit for Kids 8 to 14 Best Gift for Boys & Girls Learn Science Engineering Project | Gifts for 8+ Boys**Smartivity**$36.83**4.5★**▲ 140%**](https://www.amazon.sg/dp/B08P5XGHJG) [**Smartivity DIY Rocket Launcher Kit for Kids 6 7 8 9 10 11 12 Years Old | Build Your Own Rocket and Launcher | Birthday Gift for Smart Kids | DIY Science Toy for Boys & Girls 6-12 Year**Smartivity**$24.14**4.4★**▲ 51%**](https://www.amazon.sg/dp/B0DBZSVNHV) [**Smartivity Robotic Mechanical Hand Toy for Kids 8-10-12-14 Years Old | Parents Choice Award Winner I Birthday Gifts for Smart Kids | Superhero Toy for Boys & Girls 8 9 10 11 12 13 14**Smartivity**$40.19**4.5★**▲ 31%**](https://www.amazon.sg/dp/B07XTKJXPT) [**Smartivity 2in1 Hydraulic Aeroplane & Dart Launcher Toy for Kids 6-8-10-12-14 Years Old | Shoots Planes/Darts Far in Air I Birthday Gifts for Boys & Girls | DIY Science Toy for Kids 6-14**Smartivity**$35.86**4.3★**— 10%**](https://www.amazon.sg/dp/B08J3XJ1GK)
**~~View all trending →~~**
## **What buyers say about stem toys**
What buyers praise and complain about, mined from review topics.
### **Top return reasons **
**Defective Material/Parts**38%
**Gifting Purpose**25%
**Quality-Overall**25%
**Functionality-Overall**13%
## **Common questions**
- **Is stem toys profitable to sell on Amazon Singapore?**
- The niche generates $3K/yr across 12 tracked products. 90-day search growth is +8.3%. Flapen's verdict: Skip it (41/100).
- **How competitive is the stem toys niche?**
- 8 brands and 21 sellers compete. The top 5 products take 61% of clicks and top 5 brands hold 85% of demand.
- **What does it cost to enter the stem toys niche?**
- Listings span $20.35–$53.64; the average listing price is $35.04 (sweet spot $15–$100). The average incumbent carries 7,964 reviews — the moat a new listing must climb.
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