Here is a list of pieces that feature specific technical ideas and where you can find the pieces:
Dropping on single notes-
Trumpet Song by Kendall Feeney (Basic Alignment & Rotation)
Meet in the Middle by Paula Dreyer (For the Aspiring Pianist… Vol.1)
Beep-Beep Boogie by David Kraehenbuehl (Supplementary Solos Bk.1)
Pagoda by Lynn Freeman Olson (Supplementary Solos Bk.2)
Ivan Is Busy by Adam Khachaturian (Applause Bk.1)
Crimson by Robert Starer (Sketches in Color)
Dropping on Chords and Intervals-
Sailor’s Song by Grieg (Piano Literature for Intermediate Grades Vol.3 Bastien)
Bagatelle Op.5 No.1 by A. Tcherepnin (Applause Bk.1)
Waltz in A minor Op.77 No.9 by Schubert (Piano Literature for Early Advanced Grades Vol.4)
Toccata by A. Khachaturian
Scherzino Op.18 No.2 by M. Moszkowski (Applause Bk.2)
Etude in C Major Op.46 No.24 by S. Heller (Applause Bk.2)
Polonaise in A Major Op.40 No.1 by Chopin
Non-Legato and Single Rotation-
Broken Record Boogie by D. Kraehenbuehl (Supplementary Solos Bk.1)
Stars by Paula Dreyer (For the Aspiring Pianist…Vol.1)
Giant Vines Growing by Jon George (A Day in the Jungle)
L’Orage Op.109 No.13 by Burgmuller (Applause Bk.1)
Agitato Op.109 No.8 by Burgmuller
Gigue from Partita in B-flat BWV 825 by JS Bach
Non-Legato, Single Rotation and Double Rotation
Jumping Op.39 No.15 by Kabalevsky (Masterwork Classics Level 3)
A Little Joke Op.39 No.6 by Kabalevsky (Masterwork Classics Level 3)
Tiger Stalking by Jon George (A Day in the Jungle)
Wild Rider Op.68 No.8 by Schumann
Legato Single and Double Rotation
Dream Waves by Paula Dreyer (For the Aspiring Pianist…Vol.1)
Elephant Walking by Jon George (A Day in the Jungle)
Troubadour’s Song by Jon George (Supplementary Solos Level 2)
March Op.39 No.10 by Kabakevsky (Masterwork Classics Level 3)
Ballade Op.100 No.15 by Burgmuller (Piano Literature for Intermediate Grades Vol.3)
Ivan Sings by Khachaturian (Piano Literature for intermediate Grades Vol.3)
Fantasy Dance Op.124 No.5 by Schumann (Applause Book 1)
Avalanche Op.45 No.2 by Heller (Piano Literature for Intermediate Grades Vol.3)
Bright Orange by Robert Starer (Sketches in Color)
Toccata (from Sonata in A) by Paradisi (Applause Book 2)
Wedding Day at Troldhaugen Op.65 No.6 by Grieg (Applause Book 2)
Thumb Crossings
Sardine Samba by David Kraehenbuehl (Supplementary Solos Level 2)
Jungle River Flowing by Jon George (A Day in the Jungle)
Natives Dancing by Jon George (A Day in the Jungle)
Crawling Along by Paula Dreyer (For the Aspiring Pianist…Vol.1)
Sonatina in G Major by Latour (Masterwork Classics Level 3)
Sonatina Op.27 No.18 by Kabalevsky (Piano Literature for Intermediate Grades Vol.3)
Toccata by Khachaturian
Bagatelle Op.5 No.10 Tcherepnin (Applause Book 1)
Etude in C Major Op.46 No.24 by Heller (Applause Book 2)
Sonatina in A Minor by Benda (Applause Book 1)