What are the best ways to find hidden recipes for energy sources in Little Alchemy 2?

In Little Alchemy 2, finding hidden recipes for energy sources can be both challenging and rewarding. Energy-related elements are often key to unlocking advanced combinations, so here are some tips and specific steps to help you discover them:

1. Start with Basic Energy Sources
- Fire: One of the most fundamental energy sources. Combine Air + Fire to create Energy directly.
- Sun: Combine Fire + Sky or Planet + Fire to create the Sun, which is a powerful energy source.
- Electricity: Combine Metal + Energy or Storm + Science to create Electricity, another key energy element.

2. Experiment with Advanced Combinations
- Solar Cell: Combine Sun + Tool or Sun + Machine to create a Solar Cell, which is a renewable energy source.
- Wind Turbine: Combine Wind + Electricity or Wind + Machine to create a Wind Turbine, another renewable energy source.
- Nuclear Power: Combine Energy + Explosion or Energy + Radioactivity to create Nuclear Power.

3. Explore Hidden Energy Sources
- Geothermal Energy: Combine Lava + Energy or Volcano + Energy to create Geothermal Energy.
- Hydroelectric Power: Combine Water + Electricity or Dam + Electricity to create Hydroelectric Power.
- Biofuel: Combine Plant + Energy or Algae + Energy to create Biofuel.

4. Use Energy to Unlock Other Elements
- Energy is often a key ingredient in creating advanced elements like Life, Human, Machine, and Technology. Experiment by combining Energy with other elements to see what you can unlock.

5. Check the Hints System
- If you're stuck, use the in-game Hints system to get clues about possible combinations involving energy sources. This can help you discover hidden recipes you might not have thought of.

6. Think Outside the Box
- Some energy-related elements are less obvious. For example:
- Battery: Combine Electricity + Metal or Electricity + Container.
- Coal: Combine Pressure + Plant or Time + Peat.
- Oil: Combine Pressure + Fossil or Time + Algae.

7. Combine Energy with Other Elements
- Energy can be combined with many elements to create new things. For example:
- Energy + Plant = Biofuel
- Energy + Water = Steam
- Energy + Metal = Electricity

By following these steps and experimenting with different combinations, youÔÇÖll be able to uncover hidden energy sources and expand your element collection in Little Alchemy 2. Remember, the game rewards creativity, so donÔÇÖt be afraid to try unusual combinations!