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I can't get tinkers to load with my mine craft it keeps on crashing and I do not know why. Here's the crash report, any help would be appreciated!
---- Minecraft Crash Report ----
// Uh... Did I do that?
Time: 2/16/15 5:21 PM
Description: Initializing game
java.lang.RuntimeException: java.lang.ClassNotFoundException: tconstruct.mechworks.TinkerMechworks
at com.google.common.base.Throwables.propagate(Throwables.java:160)
at cpw.mods.fml.common.registry.ObjectHolderRegistry.scanTarget(ObjectHolderRegistry.java:76)
at cpw.mods.fml.common.registry.ObjectHolderRegistry.findObjectHolders(ObjectHolderRegistry.java:39)
at cpw.mods.fml.common.Loader.preinitializeMods(Loader.java:506)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:239)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:867)
at net.minecraft.client.main.Main.main(SourceFile:148)
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 net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: tconstruct.mechworks.TinkerMechworks
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:249)
at cpw.mods.fml.common.registry.ObjectHolderRegistry.scanTarget(ObjectHolderRegistry.java:70)
... 12 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:180)
... 17 more

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Stacktrace:
at com.google.common.base.Throwables.propagate(Throwables.java:160)
at cpw.mods.fml.common.registry.ObjectHolderRegistry.scanTarget(ObjectHolderRegistry.java:76)
at cpw.mods.fml.common.registry.ObjectHolderRegistry.findObjectHolders(ObjectHolderRegistry.java:39)
at cpw.mods.fml.common.Loader.preinitializeMods(Loader.java:506)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:239)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:867)
at net.minecraft.client.main.Main.main(SourceFile:148)
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 net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Mac OS X (x86_64) version 10.7.5
Java Version: 1.6.0_65, Apple Inc.
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
Memory: 121352168 bytes (115 MB) / 239677440 bytes (228 MB) up to 523501568 bytes (499 MB)
JVM Flags: 5 total; -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.0.1150 Minecraft Forge 10.13.0.1150 13 mods loaded, 13 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded
FML{7.10.0.1150} [Forge Mod Loader] (forge-1.7.10-10.13.0.1150.jar) Unloaded
Forge{10.13.0.1150} [Minecraft Forge] (forge-1.7.10-10.13.0.1150.jar) Unloaded
TooManyItems{1.7.10} [TooManyItems] (minecraft.jar) Unloaded
Backpack{2.0.1} [Backpack] (Backpacks-Mod.jar) Unloaded
FLabsBF{4.3} [Better Furnaces] (Better-Furnaces-Mod-1.7.10.jar) Unloaded
DamageIndicatorsMod{3.2.0} [Damage Indicators] (Damage-Indicators-Mod-1.7.10.jar) Unloaded
debug{1.0} [debug] (Dense-Ores-Mod-1.7.10.jar) Unloaded
denseores{1.0} [Dense Ores] (Dense-Ores-Mod-1.7.10.jar) Unloaded
ExtraTiC{0.8.4} [ExtraTiC] (ExtraTiC-1.7.10-1.0.3.jar) Unloaded
TConstruct{1.7.10-1.8.2.build858} [Tinkers' Construct] (TConstruct-1.7.10-1.8.2a.jar) Unloaded
Thaumcraft{4.2.2.1} [Thaumcraft] (Thaumcraft-Mod-1.7.10.jar) Unloaded
Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar) Unloaded
Launched Version: 1.7.10-Forge10.13.0.1150
LWJGL: 2.9.1
OpenGL: ATI Radeon HD 2600 PRO OpenGL Engine GL version 2.1 ATI-7.32.12, ATI Technologies Inc.
GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because ARB_framebuffer_object is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)

I apologize which forum could help me?

Thanks a lot

You're missing mantle which is the core mod for TC now.