Games like 101 Circuits
Games like 101 Circuits include Kerbal Space Program, Poly Bridge 2, Poly Bridge, while True: learn(), and Crazy Machines 3. We matched them by the tags players give 101 Circuits on Steam (Puzzle, Science, Physics, Education, and Hobby Sim): closest matches first, and among equally close ones the better-known games.

Kerbal Space Program
Shared: Physics · Science · Education

Poly Bridge 2
Shared: Puzzle · Physics · Crafting

Poly Bridge
Shared: Physics · Puzzle · Singleplayer

while True: learn()
Shared: Puzzle · Education · Science

Crazy Machines 3
Shared: Puzzle · Physics · Strategy

Bridge Constructor Portal
Shared: Puzzle · Physics · Strategy

Totally Accurate Battle Simulator
Shared: Physics · Strategy · Sandbox

Human Resource Machine
Shared: Puzzle · Programming · Education

Garry's Mod
Shared: Physics · Sandbox · Singleplayer

Zup! S
Shared: Puzzle · Physics · Singleplayer

Universe Sandbox
Shared: Physics · Science · Education

The Farmer Was Replaced
Shared: Education · Puzzle · Programming

SHENZHEN I/O
Shared: Puzzle · Programming · Education

Universe Sandbox
Shared: Physics · Science · Sandbox

Craftomation 101: Programming & Craft
Shared: Education · Puzzle · Programming

TIS-100
Shared: Puzzle · Programming · Education

Automation - The Car Company Tycoon Game
Shared: Strategy · Crafting · Education

shapez 2 - Factory
Shared: Puzzle · Strategy · Crafting

Hardspace: Shipbreaker
Shared: Physics · Puzzle · Singleplayer

Aviassembly
Shared: Physics · Science · Crafting

Opus Magnum
Shared: Puzzle · Programming · Singleplayer

shapez
Shared: Strategy · Crafting · Puzzle

Mini Motorways
Shared: Puzzle · Strategy · Simulation

SpaceChem
Shared: Puzzle · Programming · Science

