| build a robot |
165,000/mo |
$0.62 |
| thermometer |
1,830,000/mo |
$1.06 |
| electromagnets |
165,000/mo |
$1.23 |
| edmund scientific |
22,200/mo |
$0.64 |
| test tube |
368,000/mo |
$1.11 |
| prism |
1,830,000/mo |
$0.88 |
| lava lamps |
165,000/mo |
$0.92 |
| rain gauge |
74,000/mo |
$0.81 |
| gyroscope |
550,000/mo |
$0.57 |
| catapult plans |
22,200/mo |
$0.49 |
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| carnivorous plants |
74,000/mo |
$0.59 |
| digital scales |
165,000/mo |
$1.57 |
| dc motors |
450,000/mo |
$1.68 |
| wireless weather station |
27,100/mo |
$1.30 |
| triops |
110,000/mo |
$0.52 |
| power inverter |
246,000/mo |
$1.45 |
| water rockets |
60,500/mo |
$0.83 |
| solar cell |
1,500,000/mo |
$3.66 |
| agar |
2,740,000/mo |
$1.01 |
| water rocket |
74,000/mo |
$1.08 |
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