Lines 2, 34 and 35 I added the Parceler library to the project This https://guides.codepath.com/android/Using-Parceler should be helpful in explaining what Parcelables are and why I used the Parceler library.

build.gradle

apply plugin: 'com.android.application'
apply plugin: 'com.neenbedankt.android-apt'

android {
    compileSdkVersion 25
    buildToolsVersion "23.0.3"
    defaultConfig {
        applicationId "com.example.sep.loveartlearnart"
        minSdkVersion 15
        targetSdkVersion 25
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
        exclude group: 'com.android.support', module: 'support-annotations'
    })
    compile 'com.android.support:appcompat-v7:24.2.1'
    testCompile 'junit:junit:4.12'

    compile 'com.android.support:recyclerview-v7:24.2.1'
    compile 'com.android.support:cardview-v7:24.2.1'

    compile 'org.parceler:parceler-api:1.1.1'
    apt 'org.parceler:parceler:1.1.1'
}