| App ID | 694240 |
| App Type | Game |
| Developer | Second Avenue Learning |
| Publisher | Second Avenue Learning |
| Supported Systems | Windows |
| Last Change Number | 11703200 |
| Last Record Update | 18 March 2020 – 17:42:36 UTC () |
| Release Date | 8 February 2018 – 14:13:38 UTC () |
Waves to the rescue! As a storm approaches, Martha Madison: Waves challenges players to use the science of waves to rescue Martha’s animal friends. Working as virtual scientists, players use a powerful machine to create transverse waves along ropes and longitudinal waves through water.
Steam prices in all regions
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar
|
$1.99 | $1.99 | $0.99 | $0.99 at -50% | |
 Argentine Peso
|
ARS$ 26,99 | $0.13 | -93.39% | $0.06 | ARS$ 13,49 at -50% |
 Turkish Lira
|
₺4,20 | $0.22 | -88.91% | $0.11 | ₺2,10 at -50% |
 Russian Ruble
|
61 ₽ | $0.78 | -60.33% | $0.38 | 30 ₽ at -51% |
 Brazilian Real
|
R$ 4,49 | $0.85 | -56.99% | $0.42 | R$ 2,24 at -50% |
 Colombian Peso
|
COL$ 4500 | $0.94 | -52.26% | $0.47 | COL$ 2250 at -50% |
 Kazakhstani Tenge
|
450₸ | $0.98 | -50.62% | $0.49 | 225₸ at -50% |
 South African Rand
|
R 18.00 | $0.99 | -50.22% | $0.49 | R 9.00 at -50% |
 Indian Rupee
|
₹ 85 | $1.03 | -48.13% | $0.51 | ₹ 42 at -51% |
 Ukrainian Hryvnia
|
40₴ | $1.08 | -45.62% | $0.54 | 20₴ at -50% |
 Indonesian Rupiah
|
Rp 17499 | $1.15 | -42.02% | $0.57 | Rp 8749 at -50% |
 Chilean Peso
|
CLP$ 1000 | $1.23 | -38.00% | $0.61 | CLP$ 500 at -50% |
 Uruguayan Peso
|
$U48 | $1.23 | -37.77% | $0.61 | $U24 at -50% |
 Malaysian Ringgit
|
RM5.50 | $1.24 | -37.60% | $0.62 | RM2.75 at -50% |
 Vietnamese Dong
|
30000₫ | $1.27 | -35.91% | $0.63 | 15000₫ at -50% |
 Philippine Peso
|
₱69.95 | $1.28 | -35.25% | $0.64 | ₱34.97 at -50% |
 South Asia - USD
|
$1.29 | $1.29 | -35.18% | $0.64 | $0.64 at -50% |
 Thai Baht
|
฿45.00 | $1.32 | -33.66% | $0.66 | ฿22.50 at -50% |
 Peruvian Sol
|
S/.5.00 | $1.32 | -33.42% | $0.66 | S/.2.50 at -50% |
 CIS - U.S. Dollar
|
$1.39 | $1.39 | -30.15% | $0.69 | $0.69 at -50% |
 Saudi Riyal
|
5.25 SR | $1.39 | -29.77% | $0.69 | 2.62 SR at -50% |
 Mexican Peso
|
Mex$ 26.99 | $1.46 | -26.45% | $0.73 | Mex$ 13.49 at -50% |
 Kuwaiti Dinar
|
0.45 KD | $1.46 | -26.14% | $0.71 | 0.22 KD at -51% |
 Norwegian Krone
|
15,50 kr | $1.48 | -25.59% | $0.74 | 7,75 kr at -50% |
 Taiwan Dollar
|
NT$ 45 | $1.48 | -25.46% | $0.72 | NT$ 22 at -51% |
 Qatari Riyal
|
5.49 QR | $1.49 | -24.94% | $0.74 | 2.74 QR at -50% |
 Hong Kong Dollar
|
HK$ 12.00 | $1.52 | -23.18% | $0.76 | HK$ 6.00 at -50% |
 New Zealand Dollar
|
NZ$ 2.49 | $1.54 | -22.36% | $0.76 | NZ$ 1.24 at -50% |
 Japanese Yen
|
¥ 205 | $1.56 | -21.21% | $0.78 | ¥ 102 at -50% |
 Chinese Yuan
|
¥ 11 | $1.60 | -19.52% | $0.72 | ¥ 5 at -55% |
 Singapore Dollar
|
S$2.15 | $1.61 | -18.94% | $0.80 | S$1.07 at -50% |
 U.A.E. Dirham
|
6.00 AED | $1.63 | -17.90% | $0.81 | 3.00 AED at -50% |
 Polish Zloty
|
7,19zł | $1.64 | -17.09% | $0.82 | 3,59zł at -50% |
 Canadian Dollar
|
CDN$ 2.29 | $1.65 | -16.63% | $0.82 | CDN$ 1.14 at -50% |
 South Korean Won
|
₩ 2200 | $1.69 | -14.69% | $0.84 | ₩ 1100 at -50% |
 Costa Rican Colon
|
₡950 | $1.75 | -11.63% | $0.87 | ₡475 at -50% |
 Australian Dollar
|
A$ 2.95 | $1.96 | -1.39% | $0.97 | A$ 1.47 at -50% |
 Israeli New Shekel
|
₪7.25 | $2.01 | +1.35% | $1.00 | ₪3.62 at -50% |
 British Pound
|
£1.69 | $2.06 | +3.84% | $1.02 | £0.84 at -50% |
 Euro
|
1,99€ | $2.14 | +7.76% | $1.06 | 0,99€ at -50% |
 Swiss Franc
|
CHF 2.00 | $2.17 | +9.23% | $1.08 | CHF 1.00 at -50% |
Valve suggested prices are shown on package pages.
Price history
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