Price History for Ball and Card Inertia Demonstration
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Ball and Card Inertia Demonstration
The Ball and Card Inertia Apparatus is a fun and educational tool to help students understand the effects of inertia. The ball is placed on top of an acrylic square which is then placed on top of the post. A m
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Jul 11, 2026 | $22.93 |
| Jul 7, 2026 | $24.14 |
| Jul 3, 2026 | $25.42 |
| Jan 24, 2026 | $22.46 |
| Jan 4, 2026 | $22.46 |
| Jan 3, 2026 | $22.46 |
| Dec 21, 2025 | $22.46 |
Analysis
Ball and Card Inertia Demonstration price analysis
Price analysis for Ball and Card Inertia Demonstration at Walmart: Today's price is $22.93. Current price is 5% below the 90-day average of $24.16 (a $1.23 below the running mean).
- Currently listed at $22.93, which is $2.12 above the original MSRP of $20.81.
- Current price is 5% below the 90-day average of $24.16 (a $1.23 below the running mean).
- The lowest recorded price on PriceWatchPro was $22.46 on December 21, 2025. That's $0.47 below today's price.
- The highest recorded price on PriceWatchPro was $25.42 on July 3, 2026. Today's price is $2.49 below that peak.
- Across 6 tracked price changes, the listing has dropped 2 times with an average drop of $1.25.
- PriceWatchPro has been tracking this listing since December 21, 2025 (228 days of price history).
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