@Linkat,
Here are some ideas from that bits and pieces site -- all under $20.
Food & Fold Animal Placemats
Over 50 paper placemats in a variety of 5 different animals with easy to follow folding instructions printed directly onto the mat. Let the creative fun begin! Mats measure 15" x 11½".
Build Your Own Gear Clock Kit
This Do-It-Yourself clock is not only fun, it’s educational! Help your child assemble the clock with the easy-to-follow instructions, while you learn how the gears in a clock actually work! Includes 33 plastic pieces. This item measures 7” x 1-1/4” x 7”.
Cheering Basketball Game
Clip it to a waste container or door, make a basket and hear the roaring cheers. Measures 7" x 5-1/8". Requires 3 “AA” batteries, not included.
Play That Tune Keychain Game
Follow the prompt by this clever piano and match the notes it plays to move to the next level. It’s a frantic and fun game of quick thinking and lightning fast reaction. Test your memory and concentration as the game proceeds to more difficult and faster song and light repetitions. Comes with keychain, 3 level game mode and play the piano mode. Great for all ages. 3 “LR44” button batteries included. Measures 2-3/4" x 1-3/8" x 7/8". Instructions included.