Estes 2274 Recovery Wadding, 3 Pack / 225 Sheets – Flame-Resistant Model Rocket Wadding for 54–75 Flights border:1px solid transparent

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The students are provided with backgrounds that simulate the color of various tree trunks along with peppered moth cutouts

Digital multimeter designed for convenient one-handed operation — uses buttons rather than a selector switch

The 878A measures capacitance

Estes 2274 Recovery Wadding, 3 Pack / 225 Sheets – Flame-Resistant Model Rocket Wadding for 54–75 Flights border:1px solid transparentContains a total of 225 sheets (75 per pack) enough for about 54 75 flights Required in most Estes rockets unless they are tumble recovery Recovery wadding is installed in between the motor and the parachute and is designed to prevent damage to the parachute. Plastic parachutes can singe or melt when exposed directly to the ejection charge from the motor, but recovery wadding is designed to take the brunt of that ejection. Depending on the motor you