40
montessori brain blocks
Skip itA concentrated shelf (top 5 take 94% of clicks) — this niche doesn't clear our bar today.
Review moat
Great107.43avg incumbent reviews — the moat a new listing must climb
Price range
Incredible$18.36–$23.80cheapest to priciest tracked listing — scored on the share inside $15–$100
Avg price
Great$20.67avg listing price — sweet spot $15–$100
Conversion
Great8.9%search→purchase rate — share of searches ending in a sale
Returns
Good2.4%return rate — above 5% kills the launch gate
Market size
Okay$122K$122K/yr · 66K searches
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Brand share
Bad94%top-5 brand share — brand-locked demand
Growth
Bad-25.0%90-day search growth — must beat 0% to launch
Competition
Bad94%top-5 click share — a locked-up shelf
Signals Low Review Barrier