These little wooden shaker eggs went over quite well with my 18mo nephew: https://www.amazon.com/HABA-Musical-Eggs-Acoustic-Germany/dp/B00BF3D666/ https://www.

These little wooden shaker eggs went over quite well with my 18mo nephew: https://www.amazon.com/HABA-Musical-Eggs-Acoustic-Germany/dp/B00BF3D666/ https://www.amazon.com/HABA-Musical-Eggs-Acoustic-Germany/dp... He's also enjoying the Mega Bloks someone got him though he's mostly just sticking them together and throwing them.