Resonant Induction looks to be really incredible mod that allows players to explore mechanical energy, gears, torque, power, wind/water turbines (among other things). I think it could be perfect for a STEM class. Unfortunately I can't seem to get it to work!
---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3
Time: 8/28/14 2:49 PM
Description: Exception in server tick loop
cpw.mods.fml.common.LoaderException: java.lang.ClassNotFoundException: resonantinduction.mechanical.Mechanical
at cpw.mods.fml.common.LoadController.transition(LoadController.java:156)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:573)
at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:99)
at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:350)
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:78)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:522)
at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
Caused by: java.lang.ClassNotFoundException: resonantinduction.mechanical.Mechanical
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:186)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at cpw.mods.fml.common.ModClassLoader.loadClass(ModClassLoader.java:61)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:249)
at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:462)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:201)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:181)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:112)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:563)
... 5 more
Caused by: java.lang.UnsupportedClassVersionError: resonantinduction/mechanical/Mechanical : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:637)
at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:178)
... 33 more
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Mac OS X (x86_64) version 10.8.5
Java Version: 1.6.0_65, Apple Inc.
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
Memory: 37835736 bytes (36 MB) / 85000192 bytes (81 MB) up to 1065025536 bytes (1015 MB)
JVM Flags: 1 total; -Xmx1024M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v8.11 FML v6.4.45.1 337 Minecraft Forge 9.11.1.965 15 mods loaded, 11 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed
FML{6.4.45.1 337} [Forge Mod Loader] (minecraftedu_server.jar) Unloaded->Constructed
Forge{9.11.1.965} [Minecraft Forge] (minecraftedu_server.jar) Unloaded->Constructed
Dynmap{1.9.4-269} [Dynmap] (Dynmap-1.9.4-forge-9.11.1.jar) Unloaded->Constructed
UniversalElectricity{3.1.0} [Universal Electricity] (Universal-Electricity-3.1.0.115-core.jar) Unloaded->Constructed
ForgeMultipart{1.0.1.268} [Forge Multipart] (ForgeMultipart-universal-1.6.4-1.0.1.268.jar) Unloaded->Constructed
McMultipart{1.0.1.268} [Minecraft Multipart Plugin] (ForgeMultipart-universal-1.6.4-1.0.1.268.jar) Unloaded->Constructed
ResonantEngine{@MAJOR@.@MINOR@.@REVIS@} [ResonantEngine] (Resonant-Engine-Development-1.2.0.266-universal.jar) Unloaded->Constructed
ResonantInduction|Core{0.3.1} [Resonant Induction] (Resonant-Induction-0.3.1.369-Resonant-Induction Core.jar) Unloaded->Constructed
ResonantInduction|Mechanical{0.3.1} [Resonant Induction Mechanical] (Resonant-Induction-0.3.1.369-mechanical.jar) Unloaded->Errored
ForgeMicroblock{1.0.1.268} [Forge Microblocks] (ForgeMultipart-universal-1.6.4-1.0.1.268.jar) Unloaded->Constructed
BiblioCraft{1.5.5} [BiblioCraft] (BiblioCraft[v1.5.5].zip) Unloaded->Disabled
ComputerCraft{1.631pr9} [ComputerCraft] (ComputerCraft+ComputerCraftEdu1.631pr9.jar) Unloaded->Disabled
ComputerCraftEdu{1.631pr9} [ComputerCraftEdu] (ComputerCraft+ComputerCraftEdu1.631pr9.jar) Unloaded->Disabled
customnpcs{1.6.4} [CustomNpcs] (CustomNPCs_1.6.2-1.6.4.zip) Unloaded->Disabled
Profiler Position: N/A (disabled)
Is Modded: Definitely; Server brand changed to 'fml,forge'
Type: Dedicated Server (map_server.txt)