25
science games
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Great$16.44avg listing price — sweet spot $15–$100
Price range
Good$11.80–$21.04cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay3.3%return rate — above 5% kills the launch gate
Conversion
Okay3.1%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Review moat
Bad10,419.75avg incumbent reviews — the moat a new listing must climb
Growth
Bad-7.9%90-day search growth — must beat 0% to launch
Market size
Bad$39K$39K/yr · 76K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand